SJØRRING, Steen. Flintkonglomeratet. Varv, [S. l.], v. 1983, n. 3, p. 75–85, 1983. DOI: 10.7146/varv.v1983i3.145416. Disponível em: https://tidsskrift.dk/varv/article/view/145416. Acesso em: 6 dec. 2025.