TY  - DATA
AU  - L. R. A. Casse
AU  -  W. D. Wallis
TI  - Combinatorial Mathematics IV
T2  - Lecture Notes in Mathematics
SN  - 9783540375371
PY  - 1976///
CY  - Heidelberg
PB  - Springer Berlin
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/BFb0097362
ER  -