QWIST, UNDERGARTNER, HAVEBRUGSKANDIDAT, Eigil. En ny Type paa Vandkumme. Vore Kirkegaarde, [S. l.], n. 1, p. 25–26, 1936. Disponível em: https://tidsskrift.dk/vorekirkegaarde/article/view/121628. Acesso em: 26 dec. 2025.