1. Global analysis of recent total ozone fluctuations;Angell;Monthly Weather Review,1978
2. Wavelet analysis: basic theory and some applications;Astaf’eva;Uspekhi Fizicheskikh Nauk,1996
3. High correlation between variations in monthly averages of solar activity and total atmospheric ozone;Blackschear;Geophysical Research Letters,1978
4. Chui, K. (Ed.), 1992. Wavelet Analysis and its Applications, vol. 1. An Introduction to Wavelets, vol. 2. Wavelets: A Tutorial in Theory and Applications. Academic Press Inc., New York.
5. Crutzen, P.J., 1975. A two dimensional photochemical model of the atmosphere below 55km: estimates of natural and man caused ozone perturbations due to NOx. Proceedings of the Fourth Conference of CIAP, pp. 264–279.