TY  - BOOK
ED  -  International Conference on Operational Research 
ED  -  Operational Research Society of America.
TI  -  Proceedings
U1  -  658.072 INT 
PY  - 1957///-
CY  -  London : 
PB  -  English University Press, 
KW  -  Operational research
KW  -  Congresses
ER  -