MainAuthors Ekaterina V. Belitsina postgraduate student of the Department of Civil Law and Procedure, Business and International Private Law Peoples’ Friendship University of Russia named after Patrice Lumumba , Moscow, Russian Federation ARTICLES: Problem of the Application of Potestative Terms in Contracts for the Performance of Experimental Design Work in the Field of State Defense Order Economic Problems and Legal Practice — Issue №4 2024: 58-65 Issues of Legal Regulation of Contracts for the Performance of Development Work in the Process of Digital Transformation of the Defense Industry of the Russian Federation Economic Problems and Legal Practice — Issue №5 2024: 56-65