Thanasap, N., and J. Trimek. “A Study of Risk Behaviors in Substance Use among Vocational Certificate Students in an Educational Institution in the Peri-Urban Area”. Journal of Dhamma for Life, vol. 31, no. 3, Aug. 2025, pp. 383-00, https://so08.tci-thaijo.org/index.php/dhammalife/article/view/5520.