1989, Zander, R., Ph. Demoulin, D. H. Ehhalt, U. Schmidt, and C. P. Rinsland, Secular increase of the total vertical column abundance of carbon monoxide above central Europe since 1950, Journal of Geophysical Research, 94, 11,020-11,028
Tags: CO, FTIR
1987, deZafra, R.L., M. Jaramillo, A. Parrish, P. Solomon, B.Connor, and J. Barrett, High concentrations of chlorine monoxide at low altitudes in the Antarctic spring stratosphere: diurnal variation, Nature, 328, 408-411
Tags: ClO, Diurnal, Microwave