Chemical exchange between hydrothermal fluid and basaltic rocks in the Krafla geothermal areaHrefna Kristmannsdóttir, Jan Swantesson.
Jökull, 28. árgangur 1978, 1. tölublað
Höfundur: Hrefna Kristmannsdóttir (1944)
Chemistry and stable isotope composition of geothermal waters in the Eyjafjördur region, northern Iceland
Jökull, 32. árgangur 1982, 1. tölublað
Höfundur: Hrefna Kristmannsdóttir (1944)
Frá íslenzkum stúdentum í Osló.
19. júní, 18. árgangur 1968, 1. tölublað
Höfundur: Hrefna Kristmannsdóttir (1944)
Hydrothermal alteration in Icelandic geothermal fields
Greinar (Vísindafélag Íslendinga), V. bindi 1976, I. hefti
Höfundur: Hrefna Kristmannsdóttir (1944)
Subsurface stratigraphy and alteration of the Tertiary flood basalt pile in the Laugaland area, Eyjafjörður, northern Iceland.
Jökull, 32. árgangur 1982, 1. tölublað
Höfundur: Hrefna Kristmannsdóttir (1944)
Types of clay minerals in hydrothermally altered basaltic rocks, Reykjanes, Iceland.
Jökull, 26. árgangur 1976, 1. tölublað
Höfundur: Hrefna Kristmannsdóttir (1944)