000			00688nam a2200253Ia 4500
003			OSt
005			20220912150334.0
006			a|||||r|||| 00| 0
007			ta
008			220909b |||||||| |||| 00| 0 eng d
024			_a24357
037			_cTextual
040			_aCSL _beng _cCSL
041			_aeng
082			_aB33, M2
100			_aOvsiannikov L V
245		0	_aGroup analysis of differential equations
260			_aNew York _b Academic Press _c1982
300			_axvi,416p. _ccm.
500			_aAppendix 392-403p; Includes bibliography
650			_aDifferential equations
942			_hB33, M2 _cTEXL _2CC
999			_c45200 _d45200