HOGSTAD, O. No effect of heavy metal content on the external morphology of first-year wintering Willow Tits Poecile montanus. Ornis Norvegica, [S. l.], v. 34, p. 19–23, 2011. DOI: 10.15845/on.v34i0.217. Disponível em: https://boap.uib.no/index.php/ornis/article/view/217. Acesso em: 25 apr. 2024.