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nature.com
Wagner SC (2011). "Biological Nitrogen Fixation". Nature Education Knowledge. 3 (10): 15. Archived from the original on 13 September 2018. Retrieved 29 January 2019.
Howard JB, Rees DC (1996). "Structural Basis of Biological Nitrogen Fixation". Chemical Reviews. 96 (7): 2965–2982. doi:10.1021/cr9500545. PMID11848848.
Lee CC, Ribbe MW, Hu Y (2014). Kroneck PM, Sosa Torres ME (eds.). "Chapter 7. Cleaving the N,N Triple Bond: The Transformation of Dinitrogen to Ammonia by Nitrogenases". Metal Ions in Life Sciences. 14. Springer: 147–76. doi:10.1007/978-94-017-9269-1_7. PMID25416394.
Schüddekopf K, Hennecke S, Liese U, Kutsche M, Klipp W (May 1993). "Characterization of anf genes specific for the alternative nitrogenase and identification of nif genes required for both nitrogenases in Rhodobacter capsulatus". Molecular Microbiology. 8 (4): 673–684. doi:10.1111/j.1365-2958.1993.tb01611.x. PMID8332060. S2CID42057860.
Schüddekopf K, Hennecke S, Liese U, Kutsche M, Klipp W (May 1993). "Characterization of anf genes specific for the alternative nitrogenase and identification of nif genes required for both nitrogenases in Rhodobacter capsulatus". Molecular Microbiology. 8 (4): 673–684. doi:10.1111/j.1365-2958.1993.tb01611.x. PMID8332060. S2CID42057860.
Wagner SC (2011). "Biological Nitrogen Fixation". Nature Education Knowledge. 3 (10): 15. Archived from the original on 13 September 2018. Retrieved 29 January 2019.