00523naa#a2200181#i#450# EN\\bibl\46555 20240505230442.7 1681-1208 20201225b2020####ek#y0engy0150####ca ENG RU Ice-free period detection method in the Arctic coastal zone Journal article Moscow Geophysical Center of the Russian Academy of Sciences 2020 0 с. Journal article local Shabanov P A Shabanova N N rjes.ru