00583naa#a2200157#i#450# EN\\bibl\55919 20240503162535.5 2078-5356 20221227b2022####ek#y0engy0150####ca RU Operational investigative support of preliminary investigation and trial of corruption cases in the field of procurement Journal article Nizhny Novgorod Nizhny Novgorod Academy of the Ministry of the Interior of Russia 2022 6 с. Journal article local Marsakov Il'ya Sergeevich namvd.editorum.ru