Hindman, L. J. and Tjaden, R. L. (2014) “Awareness and opinions of Maryland citizens toward Chesapeake Bay Mute Swans Cygnus olor and management alternatives”, Wildfowl, p. 167–185. Available at: https://tidsskrift.dk/Wildfowl/article/view/153620 (Accessed: 16 December 2025).