OPTIMIZATION OF SURFACE ROUGHNESS AND MATERIAL REMOVAL RATE IN LASER BEAM MACHINING OF AL2O3 / CNT COMPOSITES USING PARTICLE SWAM OPTIMIZATION. JRA [Internet]. 2023 Dec. 30 [cited 2025 Apr. 9];5(2):10764-81. Available from: https://journlra.org/index.php/jra/article/view/1150