Immunochemical Aspects of Antigenic Variation in Trypanosomes The Third Fleming Lecture Cross, G. A. M. p. 1 https://doi.org/10.1099/00221287-113-1-1
Taxonomy Taxonomy of Clostridium tetani and Related Species S. Nakamura, Imiko Okado, Tomo Abe, S. Nishida p. 29–35 https://doi.org/10.1099/00221287-113-1-29