TY - RPRT TI - New potassium-argon ages, geochemistry, and tectonic setting of upper Cenozoic volcanic rocks near Blackfoot, Idaho AU - Karl S. Kellogg AU - Richard F. Marvin PY - 1988 DO - 10.3133/b1806 UR - https://pubs.usgs.gov/publication/b1806 ID - b1806 ER -