TY - JOUR TI - Surface roughness evaluation of copper material processed by single pole magnetic abrasive finishing process: A statistical factorial design study AU - SINGH, P.K. AU - PANDEY, K. AU - SOOD, A.K. AU - SHARMAD, A. JO - Sigma Journal of Engineering and Natural Sciences PY - 2026 VL - 44 SP - 1741 EP - 1753 DO - 10.14744/sigma.2026.2007 ER -