Yu. A. Izrael, F. Ya. Rovinskii, M. Ya. Antonovskii, V. M. Buchstaber, E. A. Zelenyuk, Yu. P. Cherkhanov, “On the statistical foundation of the atmosphere regional pollution components in background region”, Dokl. Akad. Nauk SSSR, 276:2 (1984), 334–337
