00523naa#a2200157#i#450# EN\\bibl\46102 20240504233111.6 2542-1840 20211008b2021####ek#y0engy0150####ca RU Participation of Employees of the Penitentiary System as a Condition for Illegal Drug Trafficking in Prisons Journal article Kemerovo Kemerovo State University 2021 6 с. Journal article local Serezhkina Mariya Aleksandrovna jcenter.kemsu.ru