000 00290nam a2200121Ia 4500
008 160710s1979 xx 000 0 und d
082 _a517.383 JOH
100 _aJOHN,F.
245 _aPARTIAL DIFFERENTIAL EQUATIONS
260 _bNAROSA PUB. HOUSE
_c1979
300 _a198
942 _2ddc
_cB
999 _c42908
_d42908