HARWELL, Anna Hedrick; MAEGAARD, Jan. Niels W. Gade’s “Agnete og Havmanden”: Additional source material and a new hypothesis concerning its origin (part II: realizing opus 3 – from concert overture to symphony and dramatic poem). Danish Yearbook of Musicology, [S. l.], v. 22, 1995. Disponível em: https://tidsskrift.dk/dym/article/view/165344. Acesso em: 24 feb. 2026.