| Reference | {Commodity:: METALS WEEK, P. 5 (SEPT. 27, 1993).}{Deposit:: ROSKILL. THE ECONOMICS OF NICKEL. 1991.}{Deposit:: METALS PRICE REPORT. AUG. 14, 1991.}{Production:: *NICKEL QUARTERLY MARKET SERVICE, JAN. 1994, CRU IN* LTD.,}{Production:: P. 49.} |