TY - JOUR AU - P. V. Pshenichnyi TI - Deductive approach to CAD/CAM systems JO - Issledovaniya po Prikladnoi Matematike i Informatike PY - 1989 SP - 145 EP - 152 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUIPM_1989_a15/ LA - ru ID - KUIPM_1989_a15 ER -