PULLIAINEN, E.; ESKONEN, H. Chemical composition of plant matter eaten by young chicks of the Willow Grouse Lagopus lagopus in northern Finland. Ornis Fennica, [S. l.], v. 59, n. 2–3, p. 146–148, 1982. Disponível em: https://ornisfennica.journal.fi/article/view/133103. Acesso em: 18 maj. 2024.