KOSKIMIES, J. Observations on the development of mobility in young Common Gulls, Larus canus L., and Lesser Blackbacked Gulls, L. fuscus L. Ornis Fennica, [S. l.], v. 29, n. 3, p. 83–87, 1952. Disponível em: https://ornisfennica.journal.fi/article/view/132551. Acesso em: 17 sep. 2024.