Prasertjitsun, Thiti, Sanoe Koonprasert, and Walailuck Chavanasporn. 2024. “A Mathematical Model of Optimal Control for Addictive Buying: Predicting the Population Behavior”. COMPUSOFT: An International Journal of Advanced Computer Technology 9 (04):3611-16. https://ijact.in/index.php/j/article/view/560.