S. Kaslusky, D. Sabatino, и L. Zeidner. Proceedings of the 45th AIAA Aerospace Sciences Meeting and Exhibit, American Institute of Aeronautics and Astronautics, (января 2007)
C. Wild, K. Maly, C. Zhang, C. Roberts, D. Rosca, и T. Taylor. TENCON '94. IEEE Region 10's Ninth Annual International Conference. Theme: Frontiers of Computer Technology. Proceedings of 1994, (августа 1994)