1. Arefyev, V. N., Dianov-Klokov, V. I., and Malkov, I. P., 1978, Field spectral apparatus for studying atmospheric pollutants, Trudy IEM 8(81), 73?78 (in Russian).
2. Crutzen, P. J., 1983, Atmospheric interactions?homogeneous gas reactions of C, N and S containing compounds, in B. Bolin and R. B. Cook (eds.), The Major Biogeochemical Cycles and their Interactions, SCOPE, pp. 67?113.
3. Crutzen, P. J., Delany, A. C., Greenberg, J., Haagenson, P., Heidt, L., Lueb, R., Pollock, W., Seiler, W., Wartburg, A., and Zimmerman, P., 1985, Tropospheric chemical composition: measurements in Brasil during dry season, J. Atmos. Chem. 2, 233?256.
4. Dianov-Klokov, V. I. and Yurganov, L. N., 1981, A spectroscopic study of the global space-time distribution of atmospheric CO, Tellus 33, 262?273.
5. Dianov-Klokov, V. I. and Yurganov, L. N., 1989, Spectroscopic measurements of atmospheric carbon monoxide and methane. 2: Seasonal variations and long-term trends, J. Atmos. Chem. 8, 153?164 (this issue).