Phannikul, T. and Daungjai, J. (2026) “Waste Reduction of Press Load Testing in Steering Shaft Spline Production Process”, NKRAFA JOURNAL OF SCIENCE AND TECHNOLOGY, 22(1), pp. 115–130. available at: https://ph02.tci-thaijo.org/index.php/nkrafa-sct/article/view/259540 (accessed: 13 September 2026).