chamnantham, wanwisa, and K. Laksana. “The Effects of Cooperative Learning Approach Combined with E-books on Academic Achievement in Health Education for Grade 11 Students at Donmuang Chaturachinda School”. Mahachula Academic Journal, vol. 12, no. 1, Jan. 2025, pp. 411-29, https://so04.tci-thaijo.org/index.php/JMA/article/view/277128.