TY - BOOK AU - GAVRILOV, G.P. AU - G.P GAVRILOV, A.A, SAPOZHENKO TI - SELECTED PROBLEMS IN DISCRETE MATHEMATICS SN - 5-03-000522-6 AV - QA39.2 G38 1989 PY - 1989/// CY - MOSCOW PB - MIR PUBLISHERS KW - MATHEMATICS- COMPUTER SCIENCE N1 - INCLUDES INDEX ER -