TY CONF TI MODELING OF TECHNOGENIC ACCIDENTS AND DISASTERS IN GIS USING THE EXAMPLE OF FOREST FIRE CONTOUR DYNAMICS KW modeling KW accidents KW disasters KW geoinformation KW information system KW dynamics JO CHALLENGING ISSUES IN SYSTEMS MODELING AND PROCESSES AU Slezin, K.A. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov