TY  - BOOK
AU  - Symposium on Information Theory, Second International, Tsahkadsor, Armenia, USSR
AU  - Petrov, B. N.
AU  - Csaki, F.
TI  - Information theory: ; proceedings of second international symposium 
U1  - 519.1 
PY  - 1973///
CY  - Budapest
PB  - Akademiai Kiado
ER  -