TY  - RPRT
TI  - Preliminary Tertiary molluscan biostratigraphy of the Alaskan Peninsula, southwestern Alaska
AU  - Louie Marincovich
AU  - Charles L. Powell
PY  - 1989
DO  - 10.3133/ofr89674
UR  - https://pubs.usgs.gov/publication/ofr89674
ID  - ofr89674
ER  -