00640naa#a2200181#i#450# EN\\bibl\65570 20250206090316.4 2227-1171 20181225b2018####ek#y0engy0150####ca RUS RU Ways to Increase the Effectiveness of Investigating Crimes of an Extremist Nature on the Internet Journal article Kazan Kazan law institute Ministry of Internal Affairs Russian Federation 2018 6 с. Journal article local Криминология. Криминалистика. 343.9 RUS Shakiryanov Marat M vestnikkui.ru