Tuolluvaara

PERSONAL CORRESPONDENCE, TUOLLUVAARA GRUVOR AB, FACK, 98104,KIRUNA 4, SWEDEN, 1978.ANON., THE MINING INDUSTRY IN SWEDEN-AUTOMATION, REMOTE CON-TROL AND MECHANIZATION, AUSTRALIAN MINING, FEB. 1975,P. 14-19.FRIETSCH, RUDYARD, ON THE MAGMATIC ORIGIN OF IRON ORES OFTHE KIRUNA TYPE, ECONOMIC GEOLOGY, VOL. 73, 1978, P.478-485.STAFF, 1978 ENGINEERING AND MINING JOURNAL INTERNATIONALDIRECTORY OF MINING AND MINERAL PROCESSING OPERATIONS,MCGRAW HILL, NEW YORK, 1978, P. 351.STAFF, MINING MAGAZINE, JAN. 1979, P. 57.UNITED NATIONS. DEPARTMENT OF ECONOMIC AND SOCIAL AFFAIRS.SWEDEN. IN SURVEY OF WORLD IRON ORE RESOURCES, UNITEDNATIONS, NEW YORK, 1970, PP. 276-277.KEYES, W. F., R. V. SONDERMAYER, AND J. B. HUVOS. SWEDEN.IN MINERAL INDUSTRIES OF WESTERN EUROPE, U. S. BUREAU OFMINES, WASHINGTON D. C., 1977, PP. 46-47.MINING MAGAZINE. EXPANSION AT NARVIK WILL INCREASE SWEDISHIRON ORE EXPORT CAPACITY. NOVEMBER 1974, PP. 368-375.HOFFNER, R. DER BERGBAU SCHWEDENS. GLUCKAUF, V. 112, NO.9, 1976, PP. 457-466.MINING MAGAZINE. SWEDEN. SEPTEMBER 1969, P. 245.WORLD MINING CATALOG, SURVEY AND DIRECTORY NUMBER. SWEDEN.JUNE 1976, PP. 169-170.JUNE 1971, PP. 142-143.MINING MAGAZINE. SWEDEN. SEPTEMBER 1971, P. 259.