Duong, Nguyen, and Nguyen Hien. “Building a Scada Control and Supervision System for Product Sorting Lines Based on Color Using Plc S7-1200 Integrated With Iot Technology”. Vietnam Journal of Agricultural Sciences, vol. 20, no. 6, May 2024, pp. 803-12, https://vie.vjas.vn/index.php/vjasvn/article/view/1010.