Kamnerdwam, A., W. Rattanamanee, R. Sinthavalai, and W. Suntiamorntut. “A Study of the Quantity of Materials from Computer Scraps Recycling Process”. Asia-Pacific Journal of Science and Technology, vol. 18, no. 3, Apr. 2017, pp. 404-18, https://so01.tci-thaijo.org/index.php/APST/article/view/82863.