TY  - BOOK
AU  - Erdos P Ed.
AU  -  Renvi A. Ed.
AU  -  Sos Vera T. Ed.
ED  - Colloquium on combinatorial theory and its applications (1969 : Balatonfured)
TI  - Proceeding on Combinatorial theory and its applications I
T2  - Colloquia mathematics societatis janos dolya
U1  - B217p1:N69, L0.1;1 
PY  - 1970///
KW  - Combinatorial theory
ER  -