000 00284nam a2200121Ia 4500
008 160710s1980 xx 000 0 und d
082 _a515.3 STE
100 _aSTEPHEN, G
245 _aPARTIALS DIFFERENTIAL EQUATIONS
260 _bCAMBRIDGE
_c1980
300 _a159
942 _2ddc
_cB
999 _c46480
_d46480