TY  - RPRT
TI  - Changes in stratigraphic nomenclature by the U. S. Geological Survey, 1965
AU  - George Vincent Cohee
AU  - Walter S. West
PY  - 1966
DO  - 10.3133/b1244a
UR  - https://pubs.usgs.gov/publication/b1244A
ID  - b1244A
ER  -