Referrensi
Mulyaningsih, S., 2015. Vulkanologi. Yogyakarta, Ombak.
Bryson, R.A. and Goodman, B.M., 1980. Volcanic activity and climatic changes. Science, 207(4435), pp.1041-1044.
Sheets, P.D. and Grayson, D.K. eds., 2013. Volcanic activity and human ecology. Elsevier.
Coats, R.R., 1950. Volcanic activity in the Aleutian Arc (pp. 35-49). US Government Printing Office.
Sano, Y., Nakamura, Y., Wakita, H., Urabe, A. and Tominaga, T., 1984. Helium-3 emission related to volcanic activity. Science, 224, pp.150-152.