@article{Geist1986, author = "D.J. Geist", title = "{Supplemental material: Geology and petrogenesis of lavas from San Cristobal Island, Galapagos Archipelago}", year = "1986", month = "1", url = "https://gsapubs.figshare.com/articles/journal_contribution/Supplemental_material_Geology_and_petrogenesis_of_lavas_from_San_Cristobal_Island_Galapagos_Archipelago/12333806", doi = "10.1130/8610" }