Temporal variability of 7Be concentrations in the surface atmosphere and dry precipitation in the Sevastopol region 16.10.202018.01.2010 by Светлана Малахатко A. P. Arbuzova, G. F. Batrakov, T. M. Ivanova, D. A. Kremenchutsky, V. V. Semenov, T. V. Chudinovskikh Full text in PDF(RUS)