1. See, for example, NASA Reference Publication 1049, The Stratosphere Present and Future, edited by R. D. Hudson and E. I. Reed (1979).
2. W. L. Chameides, Geophys. Res. Lett. 5, 17 (1978); GPRLAJ0094-8276
3. S. Hameed, J. P. Pinto, and R. W. Stewart, Geophys. Res. Lett. 84, 763 (1979).GPRLAJ0094-8276, Geophys. Res. Lett.
4. D. D. Davis, W. S. Heaps, D. Philen, M. Rodgers, T. McGee, A. Nelson, and A. J. Moriarty, Rev. Sci. Instrum. 50, 1505 (1979); RSINAK0034-6748
5. D. D. Davis, W. S. Heaps, D. Philen, M. Rodgers, T. McGee, A. Nelson, and A. J. Moriarty, 51, 1584 (1980).RSINAK0034-6748, Rev. Sci. Instrum.