พิมพ์ช่างทอง ด. CLUSTER ANALYSIS FOR MARKETING CAMPAIGN USING SOCIAL NETWORK. RMUTT-GBER [Internet]. 2018 Jun. 28 [cited 2024 May 19];13(1):139-50. Available from: https://so03.tci-thaijo.org/index.php/RMUTT-Gber/article/view/241908