TY - RPRT TI - Comparison of Sr87 Sr86 for sea-water strontium and the Eimer and Amend SrCO3 AU - R.A. Hildreth AU - W.T. Henderson PY - 1971 DO - 10.1016/0016-7037(71)90061-5 UR - https://pubs.usgs.gov/publication/70010411 ID - 70010411 ER -