Ferreira, Vivian Lindmayer, and Tania de Freitas Raso. “Survey of Cryptococcal Antigens in Urban Pigeons (Columba Livia) in Sao Paulo State, Brazil”. International Journal of Poultry Science 11, no. 1 (December 15, 2011): 1–4. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/1740.