TY  - BOOK
AU  - Willard,David G.
AU  - Bleiwas,Donald I.
TI  - Cobalt availability: a minerals availability appraisal 
T2  - Information circular
PY  - 1991///
CY  - Washington, DC
PB  - U.S. Dept. of the Interior, Bureau of Mines
KW  - Cobalt industry
KW  - Cobalt mines and mining
KW  - Strategic materials
KW  - United States
ER  -