J.M. Hollas: High Resolution Spectroscopy, Butterworths, London 1982.
P.F. Bernath: Spectra of Atoms and Molecules,Oxford University Press, New York, Oxford 1995.
W. Demtröder: Laser Spectroscopy, Springer-Verlag, Berlin 1982
M. Lackner (Ed.): Lasers in Chemistry, WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim 2008
J. Orphal, C. E. Fellows, and P.-M. Flaud: "The visible absorption spectrum of NO3 measured by high-resolution Fourier-transform spectroscopy", Journal of Geophysical Research D 108 (D3), 4077, doi: 10.1029/2002JD002489, 2003.
J. Orphal: "A critical review of the absorption cross-sections of O3 and NO2 in the 240-790 nm region", Journal of Photochemistry and Photobiology A: Chemistry 157, 185-209, 2003.