Ni, Chengbao; Ellis, Bobby D.; Long, Gary J.; Power, Philip P. (2009). “Reactions of Ar′CrCrAr′ with N2O or N3(1-Ad): complete cleavage of the Cr–Cr quintuple bond interaction”. 《Chem. Comm.》 2009 (17): 2332–2334. doi:10.1039/b901494b. PMID19377676.
Ni, Chengbao; Ellis, Bobby D.; Long, Gary J.; Power, Philip P. (2009). “Reactions of Ar′CrCrAr′ with N2O or N3(1-Ad): complete cleavage of the Cr–Cr quintuple bond interaction”. 《Chem. Comm.》 2009 (17): 2332–2334. doi:10.1039/b901494b. PMID19377676.