1. S. E. Manahan “Environmental Chemistry”, 4th ed., Lewis, 1990; p. 422.
2. B. J. Finlayson-Pitts, J. N. Pitts, Jr., “Atmospheric Chemistry”, Wiley-Interscience, New York, 1986; p. 561.
3. S. Fuselli, S. Cerquiglini, E. Chiacchierini, Chim. Ind.,60, 711 (1978).
4. S. H. Cadle, P. A. Mulawa, Environ. Sci. Technol.,14, 718 (1980).
5. P. L. Hanst, J. W. Spence, M. Miller, Environ. Sci. Technol.,11, 403 (1977).