Invited Publications and Book Chapters

Jack W. Langelaan, "Power Generation and Energy Management," in Encyclopedia of Aerospace Engineering: UAS, online June 13, 2016. doi: 10.1002/9780470686652.eae1113 [Link]

Jack W. Langelaan and Nicholas Roy, "Enabling New Missions for Small Robotic Aircraft," Science, vol. 326, no. 5960, December 18, 2009, pp. 1642-1644, DOI 10.1126/science.1182497 [Summary] [Full Text]

Patents

Stroman, Richard, Daniel J. Edwards, Daniel S. Newton, John J. Bird, Jack W. Langelaan, Vladimir Dobrokhodov, Method for identifying optimal vehicle paths when energy is a key metric or constraint, US Patent Application Publication 2019/0107408 A1, April 11, 2019.

Langelaan, Jacob Willem, Powered hydrofoil board, US Patent 9,586,659 B2, March 7, 2017.

Langelaan, Jacob Willem, Weight-shift controlled personal hydrofoil watercraft, US Patent 9,359,044 B2, June 7, 2016.

Refereed Journal Publications

Please contact me for re-prints of journal publications.

Yan, Sihong, Tomas I. Opazo, Jack W. Langelaan, and Jose L. Palacios, "Experimental Evaluation and Flight Simulation of Coaxial-rotor Vehicles in Icing Clouds," Journal of the American Helicopter Society, 65(2), April 2020. DOI: 10.4050/JAHS.65.022011

Gen, Junyi and Jack W. Langelaan, "Cooperative transport of a slung load using load-leading control," AIAA Journal of Guidance, Control, and Dynamics, 43(7), March 2020. DOI: 10.2514/1.G004680

Bird, John J. and Jack W. Langelaan, "Optimal Speed Scheduling with Arrival Time Constraints for Solar Augmented Aircraft," AIAA Journal of Guidance, Control, and Dynamics, 43(7), May 2020. DOI: 10.2514/1.G004430

Bird, John J., Scott J. Richardson, and Jack W. Langelaan, "Estimating the Vertical Structure of Weather-Induced Mission Costs for Small UAS," Sensors 2019, 19, 2770; DOI:10.3390/s19122770

Depenbusch, Nathan T., John J. Bird and Jack W. Langelaan, "The AutoSOAR Autonomous Soaring Aircraft Part 1: Autonomy Algorithms," Journal of Field Robotics, available online March 2018. DOI: 10.1002/rob.21782

Enciu, J., Joseph F. Horn and Jacob W. Langelaan, "Formation control of a rotorcraft multilift system," Journal of the American Helicopter Society, vol. 62, No. 4, October 2017.

Nathan T. Depenbusch, John J. Bird, and Jack W. Langelaan, "The AutoSOAR autonomous soaring aircraft part 2: Hardware implementation and flight results," Journal of Field Robotics, DOI: 10.1002/rob.21747. [Link]

Thanan Yomchinda, Jack W. Langelaan and Joseph F. Horn, "Modified Dubins Parameterization for Aircraft Emergency Trajectory Planning," Proceedings of the Institution of Mechanical Engineers Part G: Journal of Aerospace Engineering 03/2016; DOI:10.1177/0954410016638869

Nicholas Grande, Shane Tierney, Joseph F. Horn, and Jack W. Langelaan, "Safe Autorotation through Wind Shear via Backward Reachable Sets," Journal of the American Helicopter Society, vol. 61, no. 2, April 2016.

Jason G. Mandell, Jack W. Langelaan, Andrew G. Webb, and Steven J. Schiff, "Volumetric brain analysis in neurosurgery: Part 1. Particle filter segmentation of brain and cerebrospinal fluid growth dynamics from MRI and CT images," Journal of Neurosurgery Pediatrics, vol. 15, February 2015, pp 113-124, doi: 10.3171/2014.9.PEDS12426

John J. Bird and Jack W. Langelaan, "Spline Mapping to Maximize Energy Exploitation of Non-Uniform Thermals," Journal of Technical Soaring, vol. 37, no. 3, July-September 2013.

Jack W. Langelaan, Anjan Chakrabarty, Aijun Deng, Kirk Miles, Vid Plevnik, Jure Tomazic, Tine Tomazic, Gregor Veble, "Green Flight Challenge: Aircraft Design and Flight Planning for Extreme Fuel Efficiency," Journal of Aircraft, vol. 50, no. 3, May 2013, pp 832-846, doi: 10.2514/1.C032022

Tine Tomazic, Vid Plevnik, Gregor Veble, Jure Tomazic, Franc Popit, Saso Kolar, Radivoj Kikelj, Jacob W. Langelaan, and Kirk Miles, "Pipistrel Taurus G4: on Creation and Evolution of teh Winning Aeroplane of NASA Green Flight Challenge 2011," Strojniski vestnik- Journal of Mechanical Engineering, vol. 57, no. 12, pp 869-878.

Anjan Chakrabarty and Jack W. Langelaan, "Energy-based Long-Range Path Planning for Soaring-capable UAVs," Journal of Guidance, Control and Dynamics, vol. 34, no. 4, July-August 2011, pp 1002-1015.

Jack W. Langelaan, Nicholas J. Alley, and James Neidhoefer, "Wind Field Estimation for Mini- and Micro-Unmanned Aerial Vehicles," Journal of Guidance, Control and Dynamics, vol. 34, no. 4, July-August 2011, pp 1016-1030.

Jack W. Langelaan, "A Gust Soaring Controller for Small Gliders," Journal of Technical Soaring, vol. 35, no. 2, 2011.

Sean Quinn Marlow and Jack W. Langelaan: "Local Terrain Mapping for Obstacle Avoidance using Monocular Vision," Journal of the American Helicopter Society, vol. 56, no. 2, April 2011.

Jeffrey B. Corbets and Jack W. Langelaan: "Real-time Trajectory Generation for Target Localization using Micro Air Vehicles," Journal of Aerospace Computing, Information and and Communications, vol. 7, August 2010, pp 223-240.

Jack W. Langelaan: "Gust Energy Extraction for Mini- and Micro- Uninhabited Aerial Vehicles", Journal of Guidance, Control and Dynamics, vol. 32, no. 2, March-April 2009 pp. 464-473

Jack W. Langelaan: "State Estimation for Autonomous Flight in Cluttered Environments," Journal of Guidance, Control and Dynamics, vol. 30, no. 5, 2007

Jack Langelaan, ed.: "Special Issue on Aircraft Design and Development," Canadian Aeronautics and Space Journal, vol. 46, no. 2 June 2000

J. W. Langelaan and E. Livne: "Analytic Sensitivities and Design Oriented Structural Analysis for Airplane Fuselage Shape Synthesis," Computers and Structures, Vol. 62, no. 3, pp. 505-519, 1997

Refereed Conference Publications

Geng, Junyi and Jack W. Langelaan, "Mass and Center of Mass Location Estimation for a Multi-lift Slung Load," Proceedings of the 2020 AIAA SciTech Forum, Orlando, Florida, January 7-11, 2020. DOI: 10.2514/6.2020-2067

Bird, John J. and Jack W. Langelaan, "A Multi-Armed Bandit Approach to Atmospherically Aware Altitude Optimization," Proceedings of the 2020 AIAA SciTech Forum, Orlando, Florida, January 7-11, 2020. DOI: 10.2514/6.2020-1089

Li, Zhenda and Jack W. Langelaan, "Parameterized Trajectory Planning for Dynamic Soaring," Proceedings of the 2020 AIAA SciTech Forum, Orlando, Florida, January 7-11, 2020. DOI: 10.2514/6.2020-0856

Opazo, Tomas I. and Jack W. Langelaan, "Longitudinal control of transition to powered flight for a parachute-dropped multirotor," Proceedings of the 2020 AIAA SciTech Forum, Orlando, Florida, January 7-11, 2020. DOI: 10.2514/6.2020-2072

Kinzel, Michael P., Jason K. Cornelius, Sven Schmitz, Jose L. Palacios, Jack W. Langelaan, Douglas Adams, and Ralph Lorenz, "An Investigation of the Behavior of a Coaxial Rotor in Descent and Ground Effect," Proceedings of the 2019 AIAA SciTech Forum, San Diego, California, January 7-11, 2019. doi: 10.2514/6.2019-1098

Yan, Sihong, David Getz, Jose L. Palacios, Michael P. Kinzel, Sven Schmitz and Jack W. Langelaan, "Design, Fabrication and Preliminary Testing of an Experimental Measurement Rig for Co-Axial Rotors," Proceedings of the 2019 AIAA SciTech Forum, San Diego, California, January 7-11, 2019. doi: 10.2514/6.2019-1096

Geng, Junyi and Jack W. Langelaan, "Implementation And Demonstration Of Coordinated Transport Of A Slung Load By A Team Of Rotorcraft," Proceedings of the 2019 AIAA SciTech Forum, San Diego, California, January 7-11, 2019. doi: 10.2514/6.2019-0913

Bird, John J. and Jack W. Langelaan, "Optimal Speed Scheduling for Hybrid Solar Aircraft with Arrival Time Condition," Proceedings of the 2019 AIAA SciTech Forum, San Diego, California, January 7-11, 2019. doi: 10.2514/6.2019-1421

Yan, Sihong, Tomas Opazo, Jose Palacios, Jack W. Langelaan and Louis-David Germain, "Experimental evaluation of multi-rotor UAV operation under icing conditions," Proceedings of the American Helicopter Society 74th Annual Forum, Phoenix, Arizona, May 2018.

Lakhmani, Sagar, Jack W. Langelaan, and Alan Wagner, “Human-intuitable collision avoidance for autonomous and semi-autonomous aerial vehicles,” Proceedings of the American Helicopter Society 74th Annual Forum, Phoenix, Arizona, May 2018.

McGee, Timothy G., Douglas S. Adams, Kenneth E. Hibbard, Elizabeth P. Turtle, Ralph D. Lorenz, Farzin Amzajerdian, and Jack W. Langelaan, "Guidance, Navigation, and Control for Exploration of Titan with the Dragonfly Rotorcraft Lander," AIAA Guidance, Navigation, and Control Conference, Kissimee, Florida, January 8-12, 2018.

Bird, John J. and Jack W. Langelaan, "Design space exploration for hybrid solar/soaring aircraft," Proceedings of the AIAA Aviation Technology, Integration, and Operations Conference, Denver, Colorado, June 2017. [PDF]

Langelaan, J.W., Sven Schmitz, Jose Palacios and Ralph D. Lorenz, "Energetics of rotary-wing exploration of Titan," IEEE Aerospace Conference, Big Sky, Montana, March 6-10, 2017. [PDF]

Geng, Junyi and Jack W. Langelaan, "A Quasi Polar Local Occupancy Grid Approach for Vision-based Obstacle Avoidance," Proceedings of the AIAA Guidance, Navigation and Control Conference, Grapevine, Texas, January 9-13, 2017. [PDF]

Holmes, W. K. and Jack W. Langelaan, "Autonomous Ship-board Landing using Monocular Vision," Proceedings of the American Helicopter Society 72nd Annual Forum, West Palm Beach, Florida, May 2016. [PDF]

Jerath, K. and Jack W. Langelaan, "Simulation framework for incorporating sensor systems in UAS conceptual design," Proceedings of the AIAA Modeling and Simulation Technologies Conference, San Diego, California, January 4-8 2016. [PDF]

Enciu, J., Joseph F. Horn, and Jack W. Langelaan, "Formation control of a rotorcraft multi-lift system," 41st European Rotorcraft Forum, 2015.

Depenbusch, N., Constantino Lagoa, and Jack W. Langelaan, "Random Geometric Graphs as a Model for Bounding the Endurance of Soaring Aircraft," Proceedings of the 53rd IEEE Conference on Decision and Control, Los Angeles, California, December 15-17 2014. [PDF]

Cheng, K. and Jack W. Langelaan, "Guided Exploration for Coordinated Autonomous Soaring Flight," Proceedings of the AIAA Guidance, Navigation and Control Conference, National Harbor, Maryland, January 13-17 2014. [PDF]

Li, Z., Jack W. Langelaan and Joseph F. Horn, "Coordinated Transport of a Slung Load by a Team of Autonomous Rotorcraft," Proceedings of the AIAA Guidance, Navigation and Control Conference, National Harbor, Maryland, January 13-17 2014. [PDF]

Makovkin, D. and Jack W. Langelaan, "Optimal Persistent Surveillance using Coordinated Soaring," Proceedings of the AIAA Guidance, Navigation and Control Conference, National Harbor, Maryland, January 13-17 2014. [PDF]

Bird, J., Jack W. Langelaan, Corey Montella, John Spletzer, Joachim Grenestedt, "Closing the Loop in Dynamic Soaring," Proceedings of the AIAA Guidance, Navigation and Control Conference, National Harbor, Maryland, January 13-17 2014. [PDF]

Daugherty, S. and Jack W. Langelaan, "Improving Autonomous Soaring via Energy State Estimation and Extremum Seeking Control," Proceedings of the AIAA Guidance, Navigation and Control Conference, National Harbor, Maryland, January 13-17 2014. [PDF]

Depenbusch, N. and Jack W. Langelaan, "Minimum Risk Planning for Teams of Unmanned Air Vehicles," Proceedings of the 2013 Infotech@Aerospace Conference, Boston, Massachusetts, August 19-22, 2013. (invited paper). [PDF]

Chakrabarty, A. and Jack W. Langelaan, "UAV Flight Path Planning in Time Varying Complex Wind Fields," American Controls Conference, Washington, DC, June 2013. [PDF]

Grande, N. and Jack W. Langelaan, "Safe Autonomous Flare and Landing during Autorotation through Wind Shear," Proceedings of the AHS 69th Annual Forum, Phoenix, Arizona, May 21-23, 2013. [PDF]

Truskin, B. and Jack W. Langelaan, "Vision-based Deck State Estimation for Autonomous Ship-board Landing," Proceedings of the AHS 69th Annual Forum, Phoenix, Arizona, May 21-23, 2013. [PDF]

Song, Y., Joseph F. Horn, ZuQun Li, and Jack W. Langelaan, "Modeling, Simulation, and Non-linear Control of a Rotorcraft Multi-Lift System," Proceedings of the AHS 69th Annual Forum, Phoenix, Arizona, May 21-23, 2013. [PDF]

Quindlen, J. and J. W. Langelaan, "Flush Air Data Sensing for Soaring-capable UAVs," 51st AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition, 2013, DOI 10.2514/6.2013-1153. [PDF]

John J. Bird and Jack W. Langelaan, "Spline Mapping to Maximize Energy Exploitation of Non-uniform Thermals," Proceedings of the XXXI OSTIV Congress, Uvalde, Texas, August 8-13, 2012. [PDF]

Jack W. Langelaan, John Spletzer, Corey Montella and Joachim Grenestedt, "Wind field estimation for autonomous dynamic soaring," 2012 IEEE International Conference on Robotics and Automation, St. Paul, Minnesota, May 14-18 2012. [PDF]

Thanan Yomchinda, Joseph F. Horn and Jack W. Langelaan, "Flight Path Planning for Descent-phase Helicopter Autorotation," AIAA Guidance, Navigation and Control Conference, Portland, Oregon, August 7-11 2011. [PDF]

Nathan T. Depenbusch and Jack W. Langelaan, "Coordinated Mapping and Exploration for Autonomous Soaring," AIAA Infotech@Aerospace Conference, St. Louis, Missouri, March 29-31 2011. [PDF]

Anjan Chakrabarty and Jack W. Langelaan, "Flight Path Planning for UAV Atmospheric Energy Harvesting using Heuristic Search," AIAA Guidance, Navigation and Controls Conference, Toronto, Canada, August 2010. [PDF]

Nathan T. Depenbusch and Jack W. Langelaan, "Receding Horizon Control for Atmospheric Energy Harvesting by Small UAVs," AIAA Guidance, Navigation and Controls Conference, Toronto, Canada, August 2010. [PDF]

Jack W. Langelaan, Nicholas Alley and James Neidhoefer, "Wind Field Estimation for Small Unmanned Aerial Vehicles," AIAA Guidance, Navigation and Controls Conference, Toronto, Canada, August 2010. [PDF]

Shane Tierney and Jack W. Langelaan, "Autorotation Path Planning using Backwards Reachable Sets and Optimal Control," Proceedings of the 66th American Helicopter Society Annual Forum, Phoenix, Arizona, May 2010. [PDF]

Anjan Chakrabarty and Jack W. Langelaan, "Energy Maps for Long-range Path Planning for Small and Micro UAVs," AIAA Guidance, Navigation and Controls Conference, Chicago, Illinois, August 2009. [PDF]

Sean Quinn Marlow and Jack W. Langelaan: "Local Terrain Mapping for Obstacle Avoidance using Monocular Vision," AHS Specialist's Symposium on Unmaned Systems, Scottsdale, Arizona, January 2009. [PDF]

Sana Sarfraz and Jack W. Langelaan: "Autonomous Ground-Based Tracking of Migrating Raptors using Vision," AIAA Guidance, Navigation and Controls Conference, Honolulu, Hawaii, August, 2008. [PDF]

Jack W. Langelaan: "Biologically Inspired Flight Techniques for Small and Micro Uninhabited Aerial Vehicle," AIAA Guidance, Navigation and Controls Conference, Honolulu, Hawaii, August, 2008. [PDF]

Jeffrey B. Corbets and Jack W. Langelaan: "Parameterized Trajectories for Target Localization using Small and Micro Unmanned Aerial Vehicles," American Control Conference, Seattle, Washington, June 2008. [PDF]

Jack W. Langelaan: "Tree Based Trajectory Planning to Exploit Atmospheric Energy," American Control Conference, Seattle, Washington, June 2008. [PDF]

Jack W. Langelaan and Goetz Bramesfeld: "Gust Energy Extraction for Mini- and Micro- Uninhabited Aerial Vehicles," 46th AIAA Aerospace Sciences Meeting, Reno, Nevada 2008. [PDF]

Eric W. Frew, Jack W. Langelaan and Maciej Stachura: "Adaptive Planning Horizon Based on Information Velocity for Vision-Based Navigation," AIAA Guidance, Navigation and Controls Conference, Hilton Head, South Carolina, August 2007. [PDF]

Jack W. Langelaan: "Long Distance/Duration Trajectory Optimization for Small UAVs," AIAA Guidance, Navigation and Controls Conference, Hilton Head, South Carolina, August 2007. [PDF]

Jeffrey B. Corbets and Jack W. Langelaan: "Parameterized Optimal Trajectory Generation for Target Localization," AIAA Guidance, Navigation and Controls Conference, Hilton Head, South Carolina, August 2007. [PDF]

Eric W. Frew, Jack Langelaan, Sungmoon Joo: "Adaptive Receding Horizon Control for Vision-Based Navigation of Small Unmanned Aircraft," American Control Conference, Minneapolis, Minnesota, June 2006. [PDF]

Jack Langelaan and Steve Rock: "Towards Autonomous UAV Flight in Forests," AIAA Guidance, Navigation and Control Conference, San Francisco, California, 2005. [PDF]

Jack Langelaan and Steve Rock: "Passive GPS-Free Navigation for Small UAVs," IEEE Aerospace Conference, Big Sky, Montana 2005. [PDF]

Jack Langelaan and Steve Rock: "Navigation of Small UAVs Operating in Forests," AIAA Guidance, Navigation and Control Conference, Providence, Rhode Island, 2004. [PDF]

Jack W. Langelaan and Leo J. J. Kok: "Damage Tolerance Modelling of Fibre/Metal Laminate Fuselage Structures," AIAA Paper 97-1400, 38th Structures, Structural Dynamics and Materials Conference, Kissimmee, Florida, 1997

Dissertations and Theses

Junyi (Jenny) Geng, Control, Estimation, and Planning for Coordinated Transport of a Slung Load by a Team of Aerial Robots, Ph.D. Dissertation, Aerospace Engineering, Pennsylvania State University, 2020.

Tyler Rosenberger, An Open-Loop Trajectory Implementation for Free Fall to Powered Flight Transition for Multirotor Aircraft, M.S. Thesis, Aerospace Engineering, Pennsylvania State University, 2020. [PDF]

Nathan Kimmel, A Method for the Exploitation of Microlift for Unmanned Aerial Vehicles, M.S. Thesis, Pennsylvania State University 2019. [PDF]

Marc Volpe, Design, Development, and Field Testing of the GlacierHawk: an Unmanned Aerial System for Geoscience Data Retrieval, M.S. Thesis, Aerospace Engineering, Pennsylvania State University, 2019. [PDF]

John Bird, Atmospherically Aware Aircraft Guidance using In Situ Observations, Ph.D. Dissertation, Pennsylvania State University, 2019. [PDF]

Nathan Depenbusch, Development and Field Testing of an Autonomous Soaring System, Ph.D. Dissertation, Aerospace Engineering, Pennsylvania State University 2018. [PDF]

Joseph D. Harkins: Automatic controller synthesis for a reconfigurable UAV, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2017. [PDF].

William Holmes: Vision-based relative deck state estimation used with tau based landings, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2017. [PDF].

Junyi Geng: A quasi-polar occupancy grid approach for vision-based obstacle avoidance, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2016. [PDF].

Anjan Chakrabarty: Energy Aware Path Planning in Complex Four Dimensional Environments, Ph.D. Dissertation, Aerospace Engineering Department, Pennsylvania State University, 2014. [PDF].

ZuQun Li: Coordinated transport of a slung load by a team of autonomous rotorcraft, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2014. [PDF].

Dmitriy Makovkin: Optimal persistent monitoring using coordinated soaring, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2014. [PDF].

John J. Bird: Wind estimation and closed-loop control of a soaring vehicle, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2013. [PDF].

Zeljko Raic: Cerebrospinal fluid and brain tissue segmentation in hydrocephalic patients via three dimensional level set method, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2013. [PDF].

Shawn C. Daugherty: Improving autonomous soaring via energy state estimation and extremum seeking control, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2013. [PDF].

Thanan Yomchinda: Real-time path planning and autonomous control for helicopter autorotation, Ph.D. Dissertation, Aerospace Engineering Department, Pennsylvania State University, 2013. [PDF].

Nicholas Grande: Safe autonomous flare and landing during autorotation through wind shear, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2013. [PDF].

Benjamin L. Truskin: Vision-based deck state estimation for autonomous ship-board landing, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2013. [PDF].

Kwok Kit Cheng: Guided exploration for coordinated autonomous soaring flight, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2013. [PDF].

John Francis Quindlen: Low-cost wind sending for dynamic soaring UAVs, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2012. [PDF].

Nathan T. Depenbusch: Atmospheric Energy Harvesting for Small Uninhabited Aircraft by Gust Soaring, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2011. [PDF].

Shane Tierney: Autorotation Path Planning using Backwards Reachable Sets and Optimal Control, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2010. [PDF].

Anjan Chakrabarty: Flight Path Planning of UAV Based on Atmospheric Energy Harvesting, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2010. [PDF].

Sean Quinn Marlow: Local Terrain Mapping for Obstacle Avoidance using Monocular Vision, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2009. [PDF].

Sana Sarfraz: Stereo Vision for Autonomous Ground-Based Tracking of Migrating Raptors, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2008. [PDF].

Jeffrey B. Corbets: Real-Time Trajectory Generation for Target Localization using Micro Air Vehicles, M.S. Thesis, Aerospace Engineering Department, Pennsylvania State University, 2008. [PDF].

Jacob Willem Langelaan: State Estimation for Autonomous Flight in Cluttered Environments, Ph.D. Dissertation, Department of Aeronautics and Astronautics, Stanford University, 2006. [double-sided PDF] [single-sided PDF]

Jacob Willem Langelaan: Design Oriented Structural Analysis for Shape Optimization of Isotropic and Composite Fuselage Structures, MS Thesis, University of Washington, Seattle, WA 1994