00578naa#a2200181#i#450# EN\\bibl\65557 20241125051024.1 2227-1171 20181225b2018####ek#y0engy0150####ca RUS RU Public Participation in Prevention of Extremism: State, Challenges and Prospects Journal article Kazan Kazan law institute Ministry of Internal Affairs Russian Federation 2018 5 с. Journal article local . 343.326:347.471 RUS Butkevich Sergey A vestnikkui.ru