1. Fine structure of microgametocytes and macrogametes of Eimeria nieschulzi;Colley;J. Protozool.,1967
2. Observations on the endogenous stages of Toxoplasma gondii in the cat ileum. II. Electron microscope study;Colley;South East Asian J. trop. Med. Pub. Hlth.,1970
3. Elaboration de la coque oocystique chez la Coccidie Eimeria necatric, Johnston 1970 (Sporozoaires, Coccidiomorphes). Étude au microscope électronique;Dubremetz;C. R. Soc. Biol. (Paris),1971
4. Ultrastructural study of early stages of asexual multiplication and micro-gametogony of Toxoplasma gondii in the small intestine of the cat;Ferguson;Acta path. microbiol. scand. Sect. B,1974
5. Toxoplasma gondii in cats: Faecal stages identified as coccidian oocysts;Frenkel;Science,1970