Sutawidjaja, Igan Supriatman, Haraldur Sigurdsson, and Lewis Abrams. 2006. “Characterization of Volcanic Deposits and Geoarchaeological Studies from the 1815 Eruption of Tambora Volcano”. Indonesian Journal on Geoscience 1 (1):49-57. https://doi.org/10.17014/ijog.1.1.49-57.