1. 5th Airship Association Convention, Oxford, England (2004)
2. 16th Lighter-Than-Air Systems Technology Conference and Balloon Systems Conference, Arlington, Va, USA (2005)
3. Azinheira, J.R.: Influence of wind speed on airship dynamics. Journal of Guidance, Control, and Dynamics 24(6), 1116–1124 (2002)
4. Azinheira, J.R., et al.: Mission path following for an autonomous unmanned airship. In: IEEE International Conference on Robotics and Automation, San Francisco, USA, April 2000, IEEE Computer Society Press, Los Alamitos (2000)
5. Azinheira, J.R., et al.: Extended dynamic model for AURORA robotic airship. In: 14th AIAA Lighter-Than-Air Conference and Exhibition, Akron, Ohio, USA (July 2001)