TY JOUR TI Method for creating three-dimensional GIS models using Blender and QGIS KW three-dimensional geoinformation modeling KW three-dimensional GIS model KW digital elevation model KW Blender KW QGIS KW OpenSource JO Journal of Natural Sciences Research AU Dobrovol'skiy, D.A. PY 2025 IS 10 PB INFRA-M Academic Publishing LLC.