00536naa#a2200157#i#450# EN\\bibl\89322 20250809002951.6 2078-5356 20241004b2024####ek#y0engy0150####ca RU Fundamental principles of operational-search activity: critical analysis of the content Journal article Nizhny Novgorod Nizhny Novgorod Academy of the Ministry of the Interior of Russia 2024 5 с. Journal article local Petrov Sergei V. namvd.editorum.ru