TY JOUR TI Freezing of Tidal Current Under Ice in a Shallow Channel KW Spitsbergen KW shallow water KW channel under ice KW tidal current KW freezing of seawater KW salinity increase JO Russian Journal of Earth Sciences AU Morozov, E.G. AU Marchenko, A.V. AU Filchuk, K.V. PY 2022 IS 22 PB Geophysical Center of the Russian Academy of Sciences