Dubey, J. P., Lindsay, D. S., Speer, C. A. «Structures of Toxoplasma gondii tachyzoites, bradyzoites, and sporozoites and biology and development of tissue cysts.» Clin Microbiol Rev. 1998; 11:267-299 En [1]Arkivigite je 2020-07-19 per la retarkivo Wayback Machine. ISSN 0893-8512.
Dubey, J. P., Lindsay, D. S., Speer, C. A. «Structures of Toxoplasma gondii tachyzoites, bradyzoites, and sporozoites and biology and development of tissue cysts.» Clin Microbiol Rev. 1998; 11:267-299 En [1]Arkivigite je 2020-07-19 per la retarkivo Wayback Machine. ISSN 0893-8512.