Bergey, D. H., Harrison, A. P., Breed, R. S., Hammer, B. W., Huntoon, F. M., (1923). Bergey's manual of determinative bacteriology. Edited by s. Edition,
Holdeman, L. V., Moore, W. E. C., (1970). Bacteroides. In <i> Outline of clinical methods in anaerobic bacteriology, 2nd rev </i>, pp. 33-44. Edited by E. P. Cato and e. al., Virginia Polytech. Inst. Anaerobe Lab..
Holdemann, L. V., Cato, E. P., Moore, W. E. C., (1977). Anaerobe laboratory manual. Virginia Polytechn. Inst. and State Univ..

Debono, M. (1912). On some anaerobical bacteria of the normal human intestine. <i> Zentralbl.Bakteriol.Hyg.I Abt. </i><b> 62 </b>: 229-234 .
Holdemann, L. V., Cato, E. P., Moore, W. E. C., (1977). Anaerobe laboratory manual. Virginia Polytechn. Inst. and State Univ..
Prevot, A. R. (1938). Études de systématics bactérienne. <i> Ann.Inst.Pasteur (Paris) </i><b> 60 </b>: 285-307 .

Tissier, H. (1908). Recherches sur la flore intestinale normale des enfants âgés d'un an à cinq ans. <i> Ann.Inst.Pasteur (Paris) </i><b> 22 </b>: 189-208 .
Holdemann, L. V., Cato, E. P., Moore, W. E. C., (1977). Anaerobe laboratory manual. Virginia Polytechn. Inst. and State Univ..
Prevot, A. R. (1938). Études de systématics bactérienne. <i> Ann.Inst.Pasteur (Paris) </i><b> 60 </b>: 285-307 .

Grimont, P. A. D., Farmer, J. J., Grimont, T., Asbury, M. A., Brenner, B. J., Deval, C. (1983). <i>Ewingella americana</i> gen. nov. sp. nov., a new <i>Enterobacteriaceae</i> isolated from clinical specimens. <i> Ann.Microbiol.(Inst.Pasteur) </i><b> 134 A </b>: 39-52 .
(1984). Validation of the publication of new names and new combinations previously effectively published outside the lJSB. List No. 13. <i> Int.J.Syst.Bacteriol. </i><b> 34 </b>: 91-92 .

Farrow, J. A. E., Wallbanks, S., Collins, M. D. (1994). Phylogenetic interrelationships of round-spore-forming bacilli containing cell walls based on lysine and the non-spore-forming genera <i>Caryophanon</i>, <i>Exiguobacterium</i>, <i>Kurthia</i>, and <i>Planococcus</i>. <i> Int.J.Syst.Bacteriol. </i><b> 44 </b>: 74-82 .
Keddie, R. M., Cure, G. L., (1978). Cell wall composition of coryneform bacteria. In <i> Coryneform Bacteria </i>, pp. 47-84. Edited by I. J. Bousfield and A. G. Callely, Spec. Publ. Soc. Gen. Microbiol. I., Acad. Press.
Breed, R. S., (1957). Family IX. <i>Brevibacteriaceae</i>. In <i> Bergey's manual of determinative Bacteriology </i>, pp. 490-503. Edited by R. S. Breed, The Williams & Wilkins Co.
Levine, M., Soppeland, L. (1926). Bacteria creamery wastes. <i> Bull.Iowa State Agric.Coll. </i><b> 77 </b>: 1-72 .