00538naa#a2200169#i#450# EN\\bibl\88078 20250725050349.5 2074-8183 20170325b2017####ek#y0engy0150####ca RUS RU PRELIMINARY INVESTIGATION BODIES OF RUSSIA: HISTORICAL ASPECTS OF ESTABLISHMENT AND FORMATION Journal article Volgograd Volgograd Academy of the Ministry of Internal Affairs of Russia 2017 6 с. Journal article local va-mvd.editorum.ru