1. Air lift fermentor, Biotechnol;Blakeborough;Bioeng.,1967
2. A decade of legume inoculant quality control in Australia;Date;J. Austral. Inst. Agr. Sci.,1969
3. Agitation — aeration in the laboratory and in the industry;Finn;Bact. Bev.,1954
4. An improvised portable fermentor for small-scale production of Rhizobium culture;Gulati;Curr. Sci.,1973
5. Encyclopedia of Microscopic stains;Gurr;Baltimore,1960