TY  - RPRT
TI  - Nomenclature and correlation of lithologic subdivisions of the Jefferson and Three Forks Formations of southern Montana and northern Wyoming
AU  - Charles A. Sandberg
PY  - 1965
DO  - 10.3133/b1194n
UR  - https://pubs.usgs.gov/publication/b1194N
ID  - b1194N
ER  -