1. Bachmann, B. J.: Studies on Cytophaga fermentans, n. sp., a faculatively anaerobic lower myxobacterium. J. Gen Microbiol. 13, 541?551 (1955)
2. Davies, R. M., Jensen, S. B., Schiott, C. R., Löe, H., Theilade, J.: Anaerobic gliding bacteria isolated from the oral cavity. Acta Pathol. Microbiol. Scand. B80, 397?403 (1972)
3. Dworkin, M.: Biology of the myxobacteria. Ann. Rev. Microbiol. 20, 75?106 (1966)
4. Dworkin, M.: Sensitivity of gliding bacteria to Actinomycin D. J. Bacteriol. 98, 851?852 (1969)
5. Forcier, G., Holt, S. C., Leadbetter, E. R.: Characteristics of capnophilic bacteria from the oral cavity. Abst. I-63, Ann. Mtg., Amer. Soc. Microbiol. (1976)