000 00351nam a2200145Ia 4500
008 170101s1969 xx 000 0 und d
082 _a551.49 S99P
245 0 _aProceedings : land subsidence
260 _bTokyo
_c1969
300 _av. p
650 _aWATER, UNDERGROUND
653 _aHYDRAULICS
653 _aWATER, UNDERGROUND
942 _2ddc
_cB
999 _c38533
_d38533