Balabin, Roman M. (2009). „Tautomeric equilibrium and hydrogen shifts in tetrazole and triazoles: Focal-point analysis and ab initio limit”. Journal of Chemical Physics131 (15): 154307. Bibcode2009JChPh.131o4307B. DOI:10.1063/1.3249968.
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Balabin, Roman M. (2009). „Tautomeric equilibrium and hydrogen shifts in tetrazole and triazoles: Focal-point analysis and ab initio limit”. Journal of Chemical Physics131 (15): 154307. Bibcode2009JChPh.131o4307B. DOI:10.1063/1.3249968.