Mads Ravn, Death Ritual and Germanic Social Structure (c. AD 200-600), BAR international series 1164, Oxford: Archaeopress, 2003, ISBN1-84171-532-8, p. 51.
Fredrik Svanberg, Decolonizing the Viking Age: Papers of the Lunds Universitets Historiske Museum Part 2 Death Rituals in South-East Scandinavia: AD 800 - 1000, Acta Archaeologica Lundensia Series in quarto 24, Stockholm: Almqvist & Wiksell, 2003, ISBN91-22-02007-1, p. 136.