1. S. Chamberlain, T. Slauenwhite, United States space command space surveillance network overview, Proceedings of the First European Conference on Space Debris, Darmstad, April 1993, pp. 37–42.
2. J. Constant, Introduction to Defense Radar Systems Engineering, Sparton Books, New York/Washington, 1972, ISBN: 0-87671-562-5.
3. Radar fusion to detect dim targets;Farina;Signal Process.,2000
4. A. Farina, B. Ristic, D. Benvenuti, Tracking a ballistic target: comparison of several nonlinear filters, IEEE Trans on AES, Vol. 38, no. 3, July 2002.
5. A. Farina, F.A. Studer, Radar Data Processing. Introduction and Tracking, Vol. I, Researches Studies Press, England, Wiley, USA, May 1985.