TY JOUR TI RESEARCH OF MULTIFACTORIAL DEPENDENCE OF THE TOOL-ELECTRODE WEAR AT THE ELECTRICAL DISCHARGE MACHINING OF SMALL OPENINGS KW electrical discharge machining KW small openings KW electrode wear KW multifactorial dependence KW mathematical modeling KW experiment JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Boyko, A.. AU Loyko, A.. AU Pereverzev, S.. AU Shinkarev, I.. PY 2016 IS 1 PB Belgorod State Technological University named after V.G. Shukhov