1. Analysis of mercury in geothermal fluids;Ármannsson,1981
2. On the determination of sodium (In Icelandic);Ármannsson;NEA Report OSJHD 7815,1978
3. Krafla. The composition of fumarole steam (In Icelandic);Ármannsson;NEA Report No. OS80027/JHD16,1980
4. Magmatic gases in well fluids aid the mapping of the flow pattern in a geothermal system;Ármannsson;Geochim. Cosmochim. Acta,1982
5. Groundwater systems in Iceland traced by deuterium;Árnason;Icelandic Science Society Publication 42,1976