%0 Conference Article %T APPROACH TO ASSESSING THE INITIAL SUSTAINABILITY LEVEL OF A BLOCKCHAIN SYSTEM FOR SMART CONTRACTS %A Krivonogov, A.A. %A Starodubov, K.V. %A Prokofyev, A.V. %A Gromov, Y.Y. %K blockchain system parameters, direct expert assessment, sustainability level, technology, consensus %J CHALLENGING ISSUES IN SYSTEMS MODELING AND PROCESSES %D 2025 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov