1. K. N. Rao and A. Weber, Spectroscopy of the Earth’s Atmosphere and Interstellar Medium, Academic Press, London (1992).
2. C. B. Farmer, Microchim. Acta, 93, 189−214 (1987).
3. K. N. Rao, Molecular Spectroscopy: Modern Research III, Academic Press, London (1985).
4. É. V. Emel’yanov, IR-Range Astrophysics [in Russian], Fizmatlit, Moscow (2009).
5. E. Herbst and E. F. Van Dishoeck, Annu. Rev. Astron. Astrophys., 47, 427−480 (2009).