Hayyan M, Hashim MA, AlNashef IM (martie 2016). „Superoxide Ion: Generation and Chemical Implications”. Chemical Reviews. 116 (5): 3029–85. doi:10.1021/acs.chemrev.5b00407. PMID26875845.
Sosa Torres ME, Saucedo-Vázquez JP, Kroneck PM (). „Chapter 1, Section 3 The dark side of dioxygen”. În Kroneck PM, Torres ME. Sustaining Life on Planet Earth: Metalloenzymes Mastering Dioxygen and Other Chewy Gases. Metal Ions in Life Sciences. 15. Springer. pp. 1–12. doi:10.1007/978-3-319-12415-5_1.
Hayyan M, Hashim MA, AlNashef IM (martie 2016). „Superoxide Ion: Generation and Chemical Implications”. Chemical Reviews. 116 (5): 3029–85. doi:10.1021/acs.chemrev.5b00407. PMID26875845.
Devasagayam TP, Tilak JC, Boloor KK, Sane KS, Ghaskadbi SS, Lele RD (octombrie 2004). „Free radicals and antioxidants in human health: current status and future prospects”. The Journal of the Association of Physicians of India. 52: 794–804. PMID15909857.