Foltmann, Niels Bo, and Peter Hauge. “Musikforlaget Wilhelm Hansens Arkiv På Erhvervsarkivet – En Kilde Til Dansk Musikhistorie”. Danish Yearbook of Musicology 24 (January 1, 1997). Accessed February 24, 2026. https://tidsskrift.dk/dym/article/view/165410.