TY  - BOOK
AU  - Charnes A
AU  - Cooper W W
AU  - Thompson G L
ED  - Carnegie Institute of Technology. Graduate School of Industrial Administration
TI  - Extensions of a theorem by Clark
U1  - 658.01 
PY  - 1961///
PB  - O.N.R.Research Memorandum
KW  - Management theory
ER  -