TY  - RPRT
TI  - Physiographic, stratigraphic, and structural development of the Quadrilatero Ferrifero, Minas Gerais, Brazil
AU  - J. V. N. Dorr
PY  - 1969
DO  - 10.3133/pp641a
UR  - https://pubs.usgs.gov/publication/pp641A
ID  - pp641A
ER  -