TY  - RPRT
TI  - The Putumayo-Oriente-Maranon Province of Colombia, Ecuador, and Peru; Mesozoic-Cenozoic and Paleozoic petroleum systems
AU  - D.K. Higley
PY  - 2001
DO  - 10.3133/ds63
UR  - https://pubs.usgs.gov/publication/ds63
ID  - ds63
ER  -