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John Roger Barker (1995). Progress And Problems In Atmospheric Chemistry. World Scientific. ISBN 9789810221133. 9789810221133
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Leighton, Philip (1961). Photochemistry of Air Pollution. Oxford: Elsevier Science. ISBN 978-0-323-15645-5. OCLC 843198406. 978-0-323-15645-5
James Pfafflin; Edward Ziegler (2006). Encyclopedia of Environmental Science And Engineering. Vol. 1. CRC Press. p. 122. ISBN 9780849398438. 9780849398438
John Roger Barker (1995). Progress And Problems In Atmospheric Chemistry. World Scientific. ISBN 9789810221133. 9789810221133
Barbara J. Finlayson-Pitts; James N. Pitts (2000). Chemistry of the Upper and Lower Atmosphere: Theory, Experiments, and Applications. Academic Press. p. 266. ISBN 9780122570605. 9780122570605