Sombutkhum, S., and S. Kenaphoom. “Guidelines for Strengthening Communities to Prevent Drug Problems: Guidelines for Strengthening Communities to Prevent Drug Problems”. RATANABUTH JOURNAL, vol. 7, no. 2, Aug. 2025, pp. 653-65, https://so07.tci-thaijo.org/index.php/rtnb/article/view/8495.