HATCH, David R. M. John Joseph Janz 1919-1972. Blue Jay, [S. l.], v. 31, n. 1, 1970. DOI: 10.29173/bluejay4038. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4038. Acesso em: 6 apr. 2025.