00538naa#a2200169#i#450# EN\INFRA-M\bibl\47568 20241005215223.6 2587-6295 20211209b2021####ek#y0engy0150####ca RU Social Media Users Behavior before the Mass Street Protests in Russia in January and April 2021 Journal article Moscow INFRA-M Academic Publishing LLC. 2021 8 с. Journal article local Политика. 32 Garbuznyak A. Yu. zh-szf.ru