Correia CT, Kirk JD, Frick LR, Petronilho LA, Tassinari CCG, Sato K. The Re-Os isotopic system: geochemistry and methodology at the Geochronological Research Center (CPGeo) of the University of São Paulo, Brazil . Geol. USP. Sér. Cient. 2007;7(1):45-56. doi:10.5327/Z1519-874x2007000100004