TY  - RPRT
TI  - Preliminary geologic map of east half of Vernal 1° by 2° quadrangle, Colorado
AU  - Ogden Tweto
PY  - 1975
DO  - 10.3133/ofr75588
UR  - https://pubs.usgs.gov/publication/ofr75588
ID  - ofr75588
ER  -