TY - RPRT TI - Potassium, rubidium, strontium, thorium, uranium, and the ratio of strontium-87 to strontium-86 in oceanic tholeiitic basalt AU - M. Tatsumoto AU - C. E. Hedge AU - A.E.J. Engel PY - 1965 DO - 10.1126/science.150.3698.886 UR - https://pubs.usgs.gov/publication/70010445 ID - 70010445 ER -