TY  - RPRT
TI  - Eocene diatom chert from Adak Island, Alaska
AU  - James R. Hein
AU  - Hseuh-Wen Yeh
AU  - John A. Barron
PY  - 1990
DO  - 10.1306/212f9165-2b24-11d7-8648000102c1865d
UR  - https://pubs.usgs.gov/publication/70242783
ID  - 70242783
ER  -