International strategic mineral issues summary report--tungsten - Werner, Antony B. T.; Sinclair, W. D.; Amey, Earle B. (Washington U.S. G.P.O. U.S. Dept. of the Interior, U.S. Geological Survey, 1998)
"Prepared as a cooperative effort among earth-science and mineral-resource agencies of Australia, Canada, the Federal Republic of Germany, the Republic of South Africa, the United Kingdom, and the United States of America."
Includes bibliographical references (p. 66-71).
Keywords: Tungsten; Strategic minerals