TY - BOOK AU - Oettli,W AU - Oettli,W. AU - Ritter,K. TI - Optimization and operations research T2 - Lecture notes in economics and mathematical systoms PY - 1976/// CY - Berlin, New York PB - Springer-Verlag KW - Mathematical optimization KW - Congresses KW - Control theory KW - Programming (Mathematics) KW - Operations research KW - Optimization and operations research ER -