1. Hengill - a high temperature thermal area in Iceland;Arnason;Bull. Volcanol.,1969
2. Geothermal activity in the Torfajökull field; south Iceland: summary of geochemical studies;Arnórsson;Jökull,1987
3. Geothermal systems in Iceland;Arnórsson;Jökull,2008
4. Relatively old basalts from structurally high areas in central Iceland;Aronson;Earth Planet. Sci. Lett.,1975
5. Junge Tektonik auf Ísland und ihre Ursachen;Bernauer,1943