COLEMAN, A E; MINTON, C D T; COLEMAN, J T. Factors affecting the number of pairs and breeding success of Mute Swans Cygnus olor in an area of south Staffordshire, England, between 1961 and 1985. Wildfowl, [S. l.], p. 103–109, 2013. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154995. Acesso em: 16 dec. 2025.