TY  - DATA
AU  - Ryser, Herbert John.
TI  - Combinatorial mathematics
T2  - Carus Mathematical Monographs, 
SN  - 9781614440147 (online)
PY  - 1963///]
CY  - [Buffalo]
PB  - Mathematical Association of America; distributed by Wiley [New York
KW  - Combinatorial analysis
UR  - https://doi.org/10.5948/UPO9781614440147
ER  -