BANNING, Knud. In memoriam Niels Knud Andersen : 22. november 1916 - 22. august 1987. Kirkehistoriske Samlinger, [S. l.], p. 7–16, 1988. Disponível em: https://tidsskrift.dk/kirkehistoriskesamlinger/article/view/160564. Acesso em: 7 feb. 2026.