JÄDERHOLM, K. Diets of the Tengmalm´s Owl Aegolius funereus and the Ural Owl Strix uralensis in Central Finland. Ornis Fennica, [S. l.], v. 64, n. 4, p. 149–153, 1987. Disponível em: https://ornisfennica.journal.fi/article/view/133246. Acesso em: 16 sep. 2024.