LINDHARDT, P. G. In memoriam HAL KOCH 6. maj 1904-10. august 1963. Kirkehistoriske Samlinger, [S. l.], p. 208–236, 1965. Disponível em: https://tidsskrift.dk/kirkehistoriskesamlinger/article/view/161419. Acesso em: 7 feb. 2026.