2BEAL J. The Development of a Small Autonomous Helicopter Robot for Search and Rescue in Hostile Environments [C]//AUVSI Annual Symposium, 1999 ,Baltimore.
3JOHNSON E N, HART M G, CHRISTOPHERSEN H B. Development of an Autonomous Aerial Reconnaissance System at Georgia Tech. [C]//lst Technical Conf. and Work-shop on Unmanned Aerospace Vehicle, 2007.
