@misc{indiciae8245e53b2412, title = {NITROGEN FIXATION BY CELL-FREE PREPARATIONS FROM MICROORGANISMS.}, author = {K C Schneider and C Bradbeer and R N Singh and L C Wang and P W Wilson and R H Burris}, year = {1960}, doi = {10.1073/pnas.46.5.726}, url = {https://pubmed.ncbi.nlm.nih.gov/16590664/}, note = {Source identifier: 16590664} }