TY  - RPRT
TI  - International minerals resource assessment project
AU  - Carroll Ann Hodges
AU  - Dennis P. Cox
AU  - D.A. Singer
PY  - 1983
DO  - 10.3133/ofr83313
UR  - https://pubs.usgs.gov/publication/ofr83313
ID  - ofr83313
ER  -