Lower-crystal earthquakes reflect magma movements beneath the north Iceland rift near AskjaSoosalu, Heidi Elisabet; White, R.S.; Key, A.J.; Knox, C.; Einarsson, Pall; Jakobsdottir, Steinunn S.Geophysical research abstracts2008 / p. 07323 https://meetings.copernicus.org/www.cosis.net/abstracts/EGU2008/07323/EGU2008-A-07323.pdf