Transport, ecology - sustainable development EKO Varna 2021 : Varna, Bulgaria, 13-15 May 2021
The Dod. electron. market-forecast for the 80s; Oct. 7-9, 1980, Los Angeles, Calif., USA
Task-oriented Flight Control Systems, London, 9 - 10 June, 1977 and Dayton, 14 - 15 June, 1977
Sympos. Papers, RTCM Assembly Meeting, San Diego, 26 - 28 April, 1976
Proc. of the IEEE 1986 nat. aerospace and electronics conf., NAECON 1986, Dayton, USA, May 19-23
Proc. of The IEEE 1977 National Aerospace and Electronics Conf., Dayton, 17-19 May, 1977
Proc. of the 1980 technical sympos. and annual assembly meeting, Nov. 20-21, 1980, Washington, USA