³³Bergh, Stefan. Landscape of the Monuments: A Study of the Passage Tombs in the Cuil Irra Region. Riksantikvarieämbetet, 1995. 161.
Bergh writes (p. 151): "The presence of the ancestors guaranteed the right to the land and to its crop. A link could sometimes be suggested between the visibility of the monument and the actual land belonging to each group."