Oró J, Kimball AP (August 1961). “Synthesis of purines under possible primitive earth conditions. I. Adenine from hydrogen cyanide”. Archives of biochemistry and biophysics94 (2): 217–27. doi:10.1016/0003-9861(61)90033-9. PMID13731263.
Oró J, Kimball AP (August 1961). “Synthesis of purines under possible primitive earth conditions. I. Adenine from hydrogen cyanide”. Archives of biochemistry and biophysics94 (2): 217–27. doi:10.1016/0003-9861(61)90033-9. PMID13731263.