Letters to the Editor

References

1. Bisset K. A. Bacteria. Edinburgh, Livingstone: 1952
   [Google Scholar]
2. Grace J. B. ____ The nature and relationships of autotrophic bacteria. 4th Symposium: Autotrophic microorganisms.. Soc. Gen. Microbiol. Cambridge University Press. 1954
   [Google Scholar]
3. Tesić Z. P. A simplified system of bacterial classification.. Internatl. Bull. Bact. Nom. Tax. 7:117 1957
   [Google Scholar]