000 00423nam a2200157Ia 4500
008 130223s9999 xx 000 0 und d
080 _a551.49
100 _aErnest, L.F.
245 _aGroundwater flow in the Netherland delta area and its influence on the salt bala
260 _aWageningen
260 _c1969
300 _a172 p.
440 _aNo. 64; Netherlands, Institute
901 _pS16804
942 _cB
_2udc
999 _c124044
_d124044