00585naa#a2200157#i#4500001004000000005001700040011001400057100004100071102000700112200010800119210011600227215001000343608002700353700003000380856001700410EN\FGKOU VO SPBU MVD ROSSII\bibl\10465320251225223457.4##a2227-7226##a20251223b2025####ek#y0engy0150####ca##aRU1#aRole and importance of confidential assistance in operational investigative activitieseJournal article1#aSt. PetersburgcSAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATIONd2025##a7 с.##aJournal article2local#1aPopovgSergey Viktorovich4#avestnikkf.ru