High-altitude dynamics of snow load values on the Mount Elbrus slopes Аnatoly Adzhiev, Mukhtar Bekkiev, Natalia Kondratieva, Natalia Yurchenko and Leila Kubadieva E3S Web Conf., 281 (2021) 09018 Published online: 02 July 2021 DOI: 10.1051/e3sconf/202128109018