MainAuthors Petrosov David A. Candidate of Engineering, Associate Professor; associate professor at the Department of Data Analysis and Machine Learning, @fa.ru Financial University under the Government of the Russian Federation , Moscow, Russian Federation ARTICLES: APPLICATION OF THE MATHEMATICAL APPARATUS OF THE THEORY OF PETRI NETS TO THE SOLUTION OF THE PROBLEMS OF MODELING «ROAD MAP» OF DEVELOPMENT OF ECONOMIC SYSTEMS Economic Problems and Legal Practice — Issue №6 2019: 116-119 Application of the Theory of Petri Nets in the Development of Simulation Models of Business Processes Based on the IDEF3 Methodology Computational Nanotechnology — Issue №3 2023: 51-63