1. Burri R, Ankersmit O (1906) Bacterium clostridiiforme. In: Ankersmit P (ed) Untersuchunger uber tralbl. Bacteriol Parasitenkd Infektionskr Hyg Abt I Orig 40:100–118
2. Prévot AR, Turpin A, Kaiser P (1967) Les Bactėries Anaėrobies. Dunod, Paris
3. Buchanan RE, Gibbons NE (1974) Bergey’s manual of determinative Bacteriology, 8th edn. Williams & Wilkins, Baltimore
4. Kaneuchi C, Watanabe K, Terada A, Benno Y, Mitsuoka T (1976) Taxonomic study of Bacteroides clostridiiformis subsp. clostridiiformis (Burri and Ankersmit) Holdeman and Moore and of related organisms: proposal of Clostridium clostridiiformis (Burri and Ankersmit) comb. nov. and Clostridium symbiosum (Stevens) comb.nov. Int J Syst Bacteriol 26:195–204
5. Cato EP, George WL, Finegold SM (1986) Genus Clostridium Prazmowski 1880, 23AL. In: Holt JG, Sneath PHA (eds) Bergey’s manual of systematic bacteriology, vol. 2, 9th edn. Williams & Wilkins, Baltimore, pp 1141–1200