TY - BOOK ED - International symposium (June 16-27:1975:Italy) TI - Mathematical systems theory : proceedings of the international symposium Udine,Italy,June 16-27,1975 T2 - Lecture notes in economics and mathematical systems: systems theory SN - 3540077987 U1 - (042.3)510.8 PY - 1976/// CY - Berlin PB - Springer - Verlag KW - mathematical systems theory - proceedings ER -