TY  - RPRT
TI  - Map showing chromium, molybdenum, tin, tungsten, and vanadium deposits of South America
AU  - G. H. Goudarzi
PY  - 1977
DO  - 10.3133/mf868b
UR  - https://pubs.usgs.gov/publication/mf868B
ID  - mf868B
ER  -