TY  - BOOK
AU  - Eichhorn Wolfgang
TI  - Theorie der homogennin produktions funktion
T2  - Lecture notes in operations research and mathematical system; 22
U1  - B2893, 113L0 
PY  - 1970///
CY  - Berlin
PB  - Springer-Verlag       
KW  - Operational research
ER  -