Kamnerdwam, A., Sinthavalai, R., Rattanamanee, W. and Suntiamorntut, W. (2017) “Design of a callback system for computer scraps in Thailand”, Asia-Pacific Journal of Science and Technology, 18(5), pp. 759–776. available at: https://so01.tci-thaijo.org/index.php/APST/article/view/82989 (accessed: 2 September 2026).