000 00355nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aG.L.Makarenko
245 0 _aIn Ordinary Differential Eguations
250 _a1st Ed
260 _aMoscow
260 _bMir Publishers
260 _c1981
650 _aIn Ordinary Differential Eguations
942 _cBK
999 _c2795
_d2795