TY  - RPRT
TI  - Paleozoic and Mesozoic stratigraphy of the northern part of the Ruby Range, southwestern Montana
AU  - Russell G. Tysdal
PY  - 1976
DO  - 10.3133/b1405i
UR  - https://pubs.usgs.gov/publication/b1405I
ID  - b1405I
ER  -