Dang, T. S., and N. D. P. Pham. “Applying Clustering Techniques and Neural Networks to Forecast the High school’s Graduation Scores in Tay Ninh Province”. Journal of Technical Education Science, vol. 6, no. 1, Mar. 2011, pp. 41-48, https://www.jte.edu.vn/index.php/jte/article/view/766.