Jabarkan Nota dari Troll dalam bahasa melayu

Ármann Jakobsson (2006). "The Good, the Bad and the Ugly: Bárðar saga and Its Giants" in The Fantastic in Old Norse/Icelandic Literature, pp. 54-62. Available online at http://www.dur.ac.uk/medieval.www/sagaconf/armann.htm

Kvideland, Reimund. Sehmsdorf, Henning K. (editors) (2010). Scandinavian Folk Belief and Legend. University of Minnesota Press. ISBN 978-0-8166-1967-2

Lindow, John (1978). Swedish Folktales and Legends. University of California Press. ISBN 0-520-03520-8

Orchard, Andy (1997). Dictionary of Norse Myth and Legend. Cassell. ISBN 0-304-34520-2

Simek, Rudolf (2007) translated by Angela Hall. Dictionary of Northern Mythology. D.S. Brewer ISBN 0-85991-513-1

Semua rencana dengan kenyataan tidak bersumber