000 00392nam a2200145 4500
020 _a9280713663
050 0 0 _aTD899
_b.E59 1993
245 2 0 _aEnvironmental management of nickel production :
_ba technical guide /
_cUNEP.
260 _aParis :
_bUNEP
_c1993.
300 _aix, 90 p. ;
500 _a´Techical report no. 15.´
650 0 _bNickel.
650 0 _bMineral production.
942 _cGEN
999 _c811
_d811