Phonman, R. and Akakul, T. (2023) “Embedded Mixed Methods Research Design and The Research for Learning Development”, Ubon Ratchathani Journal of Research and Evaluation, 12(2), pp. 85–93. Available at: https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/267944 (Accessed: 17 May 2024).