Trond Løken: The correlation between the shape of grave monuments and sex in the iron age, based on material from Østfold and Vestfold. In: Reidar Bertelsen, Arnvid Lillehammer, Jenny-Rita Neass (Hrsg.): Were they all men? An Examination of Sex Roles in Prehistoric Society. Acts from a Workshop held at Utstein Kloster, Rogaland, 2.–4. November 1979 (= AmS-Varia. 1). Arkeologisk museum i Stavanger, Stavanger 1987, ISBN 82-90215-68-1, S. 53–64, (online).