Boyle, Edward H.
Chromium availability in market economy countries and network flow model analysis of world chromium supply / by Edward H. Boyle, Jr., Deborah J. Shields, and Lorie A. Wagner. - [PGH, PA] : U.S. Dept. of the Interior, Bureau of Mines, 1993. - v, 131 p. : ill. ; 28 cm. - Information circular ; 9337 . - Information circular (United States. Bureau of Mines) ; 9337. .
Includes bibliographical references.
91037287
Chromium industry.
TN295 HD9539.C4 / .U4 no. 9337
622 s 338.2/7
Chromium availability in market economy countries and network flow model analysis of world chromium supply / by Edward H. Boyle, Jr., Deborah J. Shields, and Lorie A. Wagner. - [PGH, PA] : U.S. Dept. of the Interior, Bureau of Mines, 1993. - v, 131 p. : ill. ; 28 cm. - Information circular ; 9337 . - Information circular (United States. Bureau of Mines) ; 9337. .
Includes bibliographical references.
91037287
Chromium industry.
TN295 HD9539.C4 / .U4 no. 9337
622 s 338.2/7