TY  - RPRT
TI  - Geology of Umnak and Bogoslof Islands, Aleutian Islands, Alaska
AU  - F.M. Byers
PY  - 1959
DO  - 10.3133/b1028l
UR  - https://pubs.usgs.gov/publication/b1028L
ID  - b1028L
ER  -