Baras, John S., Harger, Robert O., "Linear Filtering with Quantum Mechanical Measurements", 4th International Symposium on Information Theory, PP. 172-179, Leningrad, USSR, June 24-29, 1976
Baras, John S., Harger, Robert O., "Conditional Expectations and Fock Space Representations in Quantum Filtering", 4th International Symposium on Information Theory, pp. 180-185, Leningrad, USSR, June 24-29, 1976
Baras, John S., "Infinite Dimensional Filtering Problems in Optical Communication Systems", IFIP Working Conference on Distributed Parameter Systems, Vol. 1, pp. 128-137, Rome, Italy, June 21-24, 1976
