Abdulkadir, A. and Birkebak, R. C. (2019) “Determination of Surface Finish Quality of Metals By Means of Optical Methods”, Journal of Mathematical and Fundamental Sciences, 8(1), pp. 21-40. Available at: https://journals.itb.ac.id/index.php/jmfs/article/view/9689 (Accessed: 25October2025).