TY  - RPRT
TI  - Precise level lines at Crater Lake, Newberry Crater, and South Sister, Oregon
AU  - K.M. Yamashita
AU  - M.P. Doukas
PY  - 1987
DO  - 10.3133/ofr87293
UR  - https://pubs.usgs.gov/publication/ofr87293
ID  - ofr87293
ER  -