HOUSTON, C. S.; BECHARD, M. J. Later Oologists in Southern Manitoba: Forge, Norman, Lawrence and Others. Blue Jay, [S. l.], v. 45, n. 3, 1987. DOI: 10.29173/bluejay5016. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5016. Acesso em: 24 mar. 2023.