TY  - DATA
AU  - G.P. Gavrilov, A.A. Sapozhenko
TI  - Problems and Exercises in Discrete Mathematics
SN  - 9789401727709
PY  - 1996///
PB  - Springer Netherlands
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-94-017-2770-9
ER  -