01202nam--2200409---450-99000230642020331620091013102149.0000230642USA01000230642(ALEPH)000230642USA0100023064220041227d1962----km-y0itay0103----baengGB||||||||001yyOrdinary differential equationsL.S. Pontryagintranslated by L. Kacinskas, W.B. CountsLondonPergamon Press1962VI, 298 p.24 cm20012001001-------2001510.7PONTRYAGIN,Lev Semenovic145936KACINSKAS,L.COUNTS,W.B.ITsalbcISBD990002306420203316510.7 PON 1 (IS I 31)28541 E.C.IS I00202342515.352 PON (A)97/CBS515.35200328819BKECOSCISIAV31020041227USA011500RSIAV29020090317USA011148RSIAV69020091013USA011021Ordinary differential equations1068488UNISA