PULLIAINEN, E. Behaviour of a Willow Grouse Lagopus l. lagopus at the nest. Ornis Fennica, [S. l.], v. 55, n. 4, p. 141–148, 1978. Disponível em: https://ornisfennica.journal.fi/article/view/132987. Acesso em: 18 may. 2024.