TY JOUR TI Express Method of Field Measurements to Create a Three-Dimensional Model of an Ice Formations KW field measurements of ice characteristics. ice formations KW 3-dimensional model KW georadar LOZA KW unmanned aerial vehicle JO Russian Journal of Earth Sciences AU Pisarev, S.V. AU Vergun, A.P. AU Berkut, A.I. AU Morozov, F.P. AU Morozov, P.A. AU Vorovsky, P.I. PY 2024 IS 24 PB Geophysical Center of the Russian Academy of Sciences