Crawford, John T.
Open Pit Mine Planning and Design - New York Society of Mining Engineers 1979 - P.367
0895202530
Mineral Block Models Analytical Design Circular Analysis Optimization
622.2 C71O
Open Pit Mine Planning and Design - New York Society of Mining Engineers 1979 - P.367
0895202530
Mineral Block Models Analytical Design Circular Analysis Optimization
622.2 C71O