Squadrito GL, Pryor WA (September 1998). "Oxidative chemistry of nitric oxide: the roles of superoxide, peroxynitrite, and carbon dioxide". Free Radical Biology and Medicine. 25 (4–5): 392–403. doi:10.1016/S0891-5849(98)00095-1. PMID9741578.
Squadrito GL, Pryor WA (September 1998). "Oxidative chemistry of nitric oxide: the roles of superoxide, peroxynitrite, and carbon dioxide". Free Radical Biology and Medicine. 25 (4–5): 392–403. doi:10.1016/S0891-5849(98)00095-1. PMID9741578.