000 00312nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a517.4 P497
100 _aPETROV.Iu.P
245 0 _aVARIATIONAL METHODS IN OPTIMUM CONTROL THEORY
260 _aNEW YORK
_bACADEMIC
_c1968
300 _a23X16
942 _cBK
_2DDC
999 _c14000
_d14000