Songkhwan, S. ., Wanitwiwatthanakarn, W., & Jantarat, J. (2024). Factors Influencing Customer Brand Loyalty Towards Functional Foods in Bangkok. Trends of Humanities and Social Sciences Research, 12(1), 246–268. retrieved from https://so03.tci-thaijo.org/index.php/Humanties-up/article/view/272307