000 00280nam a2200121 a 4500
003 EIA
001 116
942 _02
_2ddc
_cBK
245 _aDams and safety management at downstream valleys
260 _cc1997
008 141112s1997 ck r 000 u spa d
082 _a627.8
_bD166
999 _c2875
_d2875