Pham, T. T., N. B. Le, H. H. Pham, T. L. N. Tran, and V. P. Ta. “PLC-Based Adaptive Controller for Stability Tank Pressure”. Journal of Technical Education Science, vol. 14, no. 5, Dec. 2019, pp. 73-79, https://www.jte.edu.vn/index.php/jte/article/view/235.