Sangsrichan, T. “Development of Learning Activities Sets on Dangerous Life-Threatening Drugs Using Inquiry Cycle Together With Graphic Organizer Techniques to Encourage the Analytical Thinking Ability of 8th Graders”. Journal of Education Rajabhat Maha Sarakham University, vol. 17, no. 1, Mar. 2020, pp. 495-07, https://so06.tci-thaijo.org/index.php/edu-rmu/article/view/252229.