1. Drasar, B. S., and M. J. Hill, 1974. Page 184 in Human Intestinal Flora. Academic Press, London.
2. Monensin, Eimeria tenella infection, and effects on the bacterial populations in the ceca of gnotobiotic chickens;Dykstra;Poultry Sci.,1978
3. The influence of avoparcin on the establishment of Salmonella in chickens;Gustafson;Zentralbl. Veterinaermed B,1982
4. Kauffman, F., 1975. Pages 15-129 in Classification of bacteria. A realistic scheme with special reference to the classification of Salmonella-and Escherichia-species. Munksgaard, Copenhagen.
5. Redin, G. S., and A. C. Dornbush, 1968. LL-AV290, a new antibiotic II. Antibacterial efficacy in mice and in vitro. Antimicrob. Agents Chemother. 246-248.