000 00493nam a2200181Ia 4500
003 HQRS
005 20180625225009.0
008 150617s2014 xx 000 0 eng d
040 _aHQRS
_beng
_cHQRS
041 _heng
110 _aCentre for Mineral & Energy Technology
245 _aPit slope manual chapter 4 Groundwater
260 _aCanada:
_bSupply & Services,
_c1977
300 _a240p.
500 _aSanction dt. 22/01/1983(wdr no.1919)
365 _aINR
_bComp.
942 _2udc
_cBK
999 _c9163
_d9163