TY JOUR TI Technique for the Study of Documents in Order to Assess the Premeditation of Non-Fulfillment of Obligations Under Concluded Transactions When Committing Crimes Under Part 5 of Article 159 of the Criminal Code of the Russian Federation KW fraud KW signs of economic crimes KW documentary research algorithm KW material values JO Bulletin of the Kazan Law Institute of MIA Russia AU Konovalenko, S.. AU Trofimov, M.N. PY 2022 IS 13 PB Kazan law institute Ministry of Internal Affairs Russian Federation