Thongmak S, Khamthoon P. Effect of Learning Management in Physical Education Using Cooperative Learning Approach on Learning Achievement in Volleyball of Grade 9 Students. RJPJ [Internet]. 2023 Oct. 31 [cited 2024 May 20];17(54):252-65. Available from: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/265545