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Bartlett, J. K. «Analysis for nitrite by evolution of nitrogen: A general chemistry laboratory experiment». Journal of Chemical Education, 44, 8, 1967, pàg. 475. Bibcode: 1967JChEd..44..475B. DOI: 10.1021/ed044p475.
Eremets, M. I.; Popov, M. Y.; Trojan, I. A.; Denisov, V. N.; Boehler, R.; Hemley, R. J. «Polymerization of nitrogen in sodium azide». The Journal of Chemical Physics, 120, 22, 2004, pàg. 10618–23. Bibcode: 2004JChPh.12010618E. DOI: 10.1063/1.1718250. PMID: 15268087.
Eremets, M. I.; Popov, M. Y.; Trojan, I. A.; Denisov, V. N.; Boehler, R.; Hemley, R. J. «Polymerization of nitrogen in sodium azide». The Journal of Chemical Physics, 120, 22, 2004, pàg. 10618–23. Bibcode: 2004JChPh.12010618E. DOI: 10.1063/1.1718250. PMID: 15268087.