TY  - RPRT
TI  - Advances related to United States and international mineral resources; developing frameworks and exploration technologies
AU  - Pamela S. Detra
AU  - Byron R. Berger
PY  - 1993
DO  - 10.3133/b2039
UR  - https://pubs.usgs.gov/publication/b2039
ID  - b2039
ER  -