TY JOUR TI A problem of creating a complex kinematic operation of geometric modeling in modern CAD programs KW geometric modeling KW solid modeling KW shaping KW CAD KW shaped parts JO Journal of Technical Research AU Pastukhov, R.V. AU Dubova, A.S. AU Usikov, N.A. PY 2025 IS 11 PB INFRA-M Academic Publishing LLC.