000 00431nam a2200169Ia 4500
008 211115s9999 xx 000 0 und d
020 _a3-540-78022-X
041 _aeng
082 _aB334
_bL1,L8;3
100 _aJohn, Fritz.
245 0 _aPartial Differential Equations /
250 _aThird Ed. /
260 _aNew Delhi-2 :
_bNarosa Publishing House ,
_c1981
300 _ap.194 :
650 _aMathematics
942 _cTB
999 _c2929
_d2929