000 00317nam a2200109 4500
999 _c336274
_d336274
020 _a1556080158
082 _a551.49
_bBEA.M
100 _aBear, Jacob and Verruijt, Arnold.
245 _aModelling Groundwater Flow and Pollution
_cBear, Jacob and Verruijt, Arnold.
260 _aDordrecht
_c1987
_bD.Reidel
942 _cBK