TY  - RPRT
TI  - The Geophysical expression of selected mineral deposit models
AU  - W. D. Heran
AU  - P. L. Hill
PY  - 1992
DO  - 10.3133/ofr92557
UR  - https://pubs.usgs.gov/publication/ofr92557
ID  - ofr92557
ER  -