TY  - RPRT
TI  - Geologic map of the Rio Piracicaba quadrangle, Minas Gerais, Brazil
AU  - Robert G. Reeves
PY  - 1961
DO  - 10.3133/ofr61126
UR  - https://pubs.usgs.gov/publication/ofr61126
ID  - ofr61126
ER  -