POYNTER, G. A. Black-Throated Gray Warblers on Vancouver Island. Blue Jay, [S. l.], v. 23, n. 4, 1965. DOI: 10.29173/bluejay2935. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2935. Acesso em: 2 may. 2024.