TY JOUR TI ORGANIZATION OF TECHNICAL SPECIFICATIONS AND INFORMATION DATA IN 3D MODELS OF SOFTWARE SYSTEMS KW export data formats of CAD systems KW user interface KW digital models KW specifications and dimensions in models KW geometric core of Open Cascade KW data exchange in computer-aided design systems JO Modeling of systems and processes AU Yurov, A.N. AU Sokol'nikov, V.V. AU Merem'yanin, K.S. PY 2021 IS 13 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov