Wararatchai, P., C. Thanitnan, P. Phakdeewongthep, C. Thanitnan, and W. Aunyawong. “STRATEGIES FOR ENHANCING A COMPETITIVENESS OF BEVERAGE BUSINESS”. Journal for Developing the Social and Community, vol. 7, no. 2, Dec. 2020, pp. 89-100, https://so03.tci-thaijo.org/index.php/rdirmu/article/view/243433.