TY  - GEN
AU  - Bhatt,Suresh K.
TI  - Cost-benefit analysis of computer-assisted mining through production and cost modeling
T2  - Information circular
PY  - 1990///
CY  - Washington, D.C.
PB  - U.S. Dept. of the Interior, Bureau of Mines
KW  - Mining engineering
KW  - Automation
KW  - Cost effectiveness
ER  -