Encarnación, John; Mukasa, Samuel B; Evans, Cynthia A (1999-04-01). "Subduction components and the generation of arc-like melts in the Zambales ophiolite, Philippines: Pb, Sr and Nd isotopic constraints". Chemical Geology. 156 (1–4): 343–357. Bibcode:1999ChGeo.156..343E. doi:10.1016/S0009-2541(98)00190-9.
Encarnación, John; Mukasa, Samuel B; Evans, Cynthia A (1999-04-01). "Subduction components and the generation of arc-like melts in the Zambales ophiolite, Philippines: Pb, Sr and Nd isotopic constraints". Chemical Geology. 156 (1–4): 343–357. Bibcode:1999ChGeo.156..343E. doi:10.1016/S0009-2541(98)00190-9.