Pietrella, M., E. S. Kazimirovsky, G. De Franceschi, P. Grigioni, and C. Scotto. “Could We Find Any Signal of the Stratosphere-Ionosphere Coupling in Antarctica?”. Annals of Geophysics 45, no. 1 (December 25, 2002). Accessed September 18, 2021. https://www.annalsofgeophysics.eu/index.php/annals/article/view/3484.