Doungphummes, N., and N. Chandransu. “Approaches to enhance English communicative competence of Thai people: A synthetic account of targeted research series in English learning promotion”. Journal of Language and Culture, vol. 35, no. 2, Dec. 2016, pp. 77-96, https://so03.tci-thaijo.org/index.php/JLC/article/view/240529.