Olvmo, M. (1989). Meltwater canyons in Sweden: A study of canyons of the "kursu"-, "skura"- and "grav"-type. University of Göteborg, Dept. of Physical Geography.
Chicago-referens (17:e uppl.)Olvmo, Mats. Meltwater Canyons in Sweden: A Study of Canyons of the "Kursu"-, "Skura"- and "Grav"-type. Göteborg, Sweden: University of Göteborg, Dept. of Physical Geography, 1989.
MLA-referens (8:e uppl.)Olvmo, Mats. Meltwater Canyons in Sweden: A Study of Canyons of the "Kursu"-, "Skura"- and "Grav"-type. University of Göteborg, Dept. of Physical Geography, 1989.
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