TY  - RPRT
TI  - Water-resources investigations of the U.S. Geological Survey in Colorado, fiscal year 1977
AU  - John B. Weeks
AU  - Donald E. Hillier
PY  - 1977
DO  - 10.3133/ofr77532
UR  - https://pubs.usgs.gov/publication/ofr77532
ID  - ofr77532
ER  -