TY  - GEN
AU  - Yablonsky, S.V.
TI  - Introduction to discrete mathematics
SN  - 5-03-000526-9 :
U1  - 511.3 
PY  - 1989///
CY  - Moscow
PB  - Mir publishers
KW  - MATHEMATICS-SYMBOLIC LOGIC
N1  - Includes index
ER  -