Saladtook, C., and T. Banterng. “Image Communication of Thai Singers Artists in Abroad: the Case Study of Milli and PP – Billkin”. Journal of Siam Communication Arts Review, vol. 22, no. 1, May 2023, pp. 56-70, https://so05.tci-thaijo.org/index.php/commartsreviewsiamu/article/view/265818.