TY - RPRT TI - The strontium isotopic composition of basalts from the Gordo and Juan de Fuca Rises, northeastern Pacific Ocean AU - C. E. Hedge AU - Z. E. Peterman PY - 1970 DO - 10.1007/bf00371978 UR - https://pubs.usgs.gov/publication/70001639 ID - 70001639 ER -