LEDINGHAM, G. F. Giant Puffball: Calvatia Maxima. Blue Jay, [S. l.], v. 18, n. 3, 1960. DOI: 10.29173/bluejay2480. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2480. Acesso em: 28 apr. 2025.