TY  - RPRT
TI  - Geologic map of the Pamplona Quadrangle (H-13), Columbia
AU  - D.E. Ward
AU  - Richard Goldsmith
AU  - Jaime B. Cruz
AU  - Luis C. Jaramillo
AU  - Rodrigo I. Vargas
PY  - 1977
DO  - 10.3133/i1006
UR  - https://pubs.usgs.gov/publication/i1006
ID  - i1006
ER  -