TY  - RPRT
TI  - Mineralogic study of some Jurassic and Cretaceous claystones and siltstones from western Colorado and eastern Utah
AU  - Alice Dowse Weeks
PY  - 1953
DO  - 10.3133/tei285
UR  - https://pubs.usgs.gov/publication/tei285
ID  - tei285
ER  -