CHRISTENSEN, Erik Fjeldsø; KOLSTRUP , Else; NOE-NYGAARD, Nanna. Mere om en 15-ender. Varv, [S. l.], v. 1983, n. 2, p. 64, 1983. DOI: 10.7146/varv.v1983i2.145422. Disponível em: https://tidsskrift.dk/varv/article/view/145422. Acesso em: 6 dec. 2025.