VOGRIN, M. Egg size of the Common Tern Sterna hirundo in Slovenia. Ornis Svecica, Lund, Sweden, v. 8, n. 3, p. 87–90, 1998. DOI: 10.34080/os.v8.22948. Disponível em: https://journals.lub.lu.se/os/article/view/22948. Acesso em: 9 dec. 2022.