1. Woodward, P.M.: Probability and information theory, with applications to radar, (Pergamon Press, New York 1953)
2. Skolnik, M.I., Radar handbook, (McGraw-Hill, New York 1970),Chap. 3,
3. Cohen, J.D.: ‘A realtime space integrating optical ambiguity processor’, 1980, Master's Thesis, University of Maryland at College Park