Heydolph, Ken; Hoernle, Kaj; Hauff, Folkmar; van den Bogaard, Paul; Portnyagin, Maxim V; Bindeman, Ilya; Garbe-Schönberg, Carl-Dieter (2012): Along and across arc geochemical variations in NW Central America: Evidence for involvement of lithospheric pyroxenite. Geochimica et Cosmochimica Acta, 84, 459-491, doi:10.1016/j.gca.2012.01.035