K. A. Hofmann; Graf Armin Zedtwitz (1909). "Nitrosyl-perchlorat: das Anhydrid der salpetrigen Säure mit der Überchlorsäure" (in de). Berichte der deutschen chemischen Gesellschaft42 (2): 2031-2034. doi:10.1002/cber.19090420285.
William Rogie Angus; Alan H. Leckie (1935). "Investigations of raman spectra II—The raman spectra of perchloric acid and nitrosyl perchlorate" (in en). Proceedings of the Royal Society of London. Series A - Mathematical and Physical Sciences150 (871): 615-618. doi:10.1098/rspa.1935.0125.
Thomas J. Wierenga; J. Ivan Legg (1982). "Synthesis and characterization of cobalt(III) nicotinic acid complexes" (in en). Inorganic Chemistry21 (7): 2881–2885. doi:10.1021/ic00137a071.
M.M. Markowitz; J.E. Ricci; R.J. Goldman; P.F. Winternitz (1960). "A new method for the conversion of inorganic salts to the corresponding perchlorates" (in en). Journal of Inorganic and Nuclear Chemistry16 (1-2): 159-161. doi:10.1016/0022-1902(60)80104-2.