Phromphet N, Pharanat W, Ekphim S. The Development of Creative Artistic Abilities in Painting by using the Flipped Classroom of Grade 8 Students. J Roi Et [internet]. 2022 Dec. 31 [cited 2026 Sep. 11];16(3):223-35. available from: https://so03.tci-thaijo.org/index.php/reru/article/view/252242