TY JOUR TI CORRELATION INVESTIGATION OF SURFACE ROUGHNESS IN PROTOTYPED SAMPLES WITH CONDITIONS OF THEIR LOCATION AT MANUFACTURING KW prototyping KW machinery KW photopolymer KW layered printing KW roughness KW location conditions JO Bulletin of Bryansk state technical university AU Larionov, M.A. AU Kulikov, M.Y. AU Gusev, D.V. PY 2016 IS 2016 PB Bryansk State Technical University