The Arce Tephra: two subsequent paroxysmal Plinian eruptions from Coatepeque Caldera (El Salvador) - Kutterolf, Steffen; Schindlbeck, Julie Christin; Rohr, I.; Rademacher, M.; Cisneros de León, Alejandro; Eisele, S.; Freundt, A.; Hernandez, W.; Wang, K. -L. (Journal of volcanology and geothermal research, 2020)
Available online: 22 November 2019