000 00314nam a2200121Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
082 _a515.35 DUC:A
100 _aDuchateau, Paul
245 0 _aApplied Partial Differential Equations
260 _aLondon
_bHarper and Raw
_c1994
942 _cREF
999 _c34609
_d34609