Radio Technical Commission for Aeronautics.Simulation, simulators and software the impact of digital systems(1981 : Washington, DC)：Proceedings of the 1981 Technical Symposium and Annual Assembly Meeting.RTCA,1981.
Simulation, simulators and software the impact of digital systems(1981 : Washington, DC)：Proceedings of the 1981 Technical Symposium and Annual Assembly Meeting
Radio Technical Commission for Aeronautics.RTCA,1981.
