TY - BOOK AU - Kogan,Jacob TI - Bifurcation of extremals in optimal control T2 - Lecture notes in mathematics SN - 0387168184 PY - 1986/// CY - Berlin , New York PB - Springer-Verlag KW - Control theory KW - Bifurcation theory N1 - Includes index; Bibliography: p. 104-105 ER -