Pomalaa - Aneka Tambang

INDONESIAN MINING YEARBOOK. JAKARTA, INDONESIA. 1978.GOLIGHTLY,J.P. "GEOLOGY OF SOROAKO NICKELIFEROUS LATERITEDEPOSITS." INTERNATIONAL LATERITE SYMPOSIUM. 1979.PP. 38-56.MINING ANNUAL REVIEW. 1979.PERREAULT,E. "VISIT TO UNIT PERTAMBANGAN NICKEL OF P.T.ANEKA TAMBANG." 1975.IMS PETROLEUM AND MINING REPORT, 1975.MINING JOURNAL. 1980.BULLETIN OF NATIONAL INSTITUTE OF GEOLOGY AND MINING."LATERITE DEPOSITS IN THE SOUTHEAST ARM SULAWESI."BANDUNG INDONESIA. 1972.THE MINERAL INDUSTRY OF INDONESIA, U.S. BUREAU OF MINESMINERAL YEARBOOK 1972, P. 401-402.NICKDATA, INC. A COMPREHENSIVE NICKEL INDUSTRY COST DATABASEAND COSTING PROGRAM. 1991. ILMAR F. MARTENS,THOMAS F. TORRIES.AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUNE, 1993P. 40.