วีระปรียากูร จินตนา, and กิจระการ เผชิญ. 2019. “The Development of Blended Learning Environment Model for Communicative Language Teaching Using Active Learning to Enhance Creative Communication Skill and Collaboration Skills for Undergraduate Students”. Ratchaphruek Journal 17 (2):43-55. https://so05.tci-thaijo.org/index.php/Ratchaphruekjournal/article/view/194399.