%0 Journal Article %A KAUFFMANN, F. %T The species-definition in the family Enterobacteriaceae %D 1961 %J International Journal of Systematic and Evolutionary Microbiology, %V 11 %N 1 %P 5-6 %@ 1466-5034 %R https://doi.org/10.1099/0096266X-11-1-5 %I Microbiology Society, %X SUMMARY A definition of the species in the family Enterobacteriaceae is given: “A species is a group of related sero-fermentative phage-types”. %U https://www.microbiologyresearch.org/content/journal/ijsem/10.1099/0096266X-11-1-5