000			00372nam a22001331a 4500
003			USJPLib
008			140924b xxu||||| |||| 00| 0 eng d
082			_a517.383 _bPET
100			_aPetrovskii, I. G.
245			_aPartial differential equations _h[Text] _cPetrovskii, I. G.
260			_bIliffe Books _aLondon _c1967
300			_a410 p. _cdiagrs., 22 cm.
942			_2ddc _cLM
999			_c55393 _d55393