ANTARCTIC OZONE HOLE AS A NATURAL GEOPHYSICAL OBJECT Alexander V. Dergunov, Valentin B. Kashkin, Тatyana V. Rubleva, Alexey A. Romanov and Roman V. Odintsov E3S Web Conf., 75 (2019) 02008 Published online: 14 January 2019 DOI: 10.1051/e3sconf/20197502008