1. An assay method for indole acetic acid in presence of indole lactic acid;Gutierrez-Navarro;Anales del Instituto Nacional de Investigaciones Ayrarias (Spain), Serie: General,1979
2. The symbiotic synthesis of auxin by legumes and nodule bacteria and its role in nodule development;Kefford;Australian Journal of Biological Science,I960
3. Isolation and properties of the enzyme system forming indoleacetic acid;Lantican;Plant Physiology,1967
4. The relation between nodule bacteria and the legume host in the rhizosphere and in the process of infection;Nutman,1965
5. Study frameworks for symbotic nitrogen fixation;Nutman,1977