TY  - BOOK
TI  - Environmental management of nickel production: a technical guide 
SN  - 9280713663
AV  - TD899 .E59 1993
PY  - 1993///
CY  - Paris
PB  - UNEP
KW  - Nickel
KW  - Mineral production
N1  - ´Techical report no. 15.´
ER  -