TY  - BOOK
AU  - Hall M Ed.
AU  -  Vanlint Jr and J H Ed.
ED  - NATO advanced study institute on combinatorics (1974 : Nijenrode)
TI  - Proceeding on Combinatorics
T2  - NATO advanced study institute series; 16
U1  - B217p1,N74, L5 
PY  - 1975///
CY  - Dordrecht
PB  - D Reiddel Publishing       
KW  - Combinatorial theory
ER  -