Nuchpsit, Umpika, and Sa-ard Banchirdrit. 2025. “Relationship between the Competitive Advantage Strategies of Entrepreneurship and the Business Success in Small and Medium-Sized Enterprises in Ratchaburi Province”. Rajapark Journal 19 (64). Bangkok, Thailand:61-74. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/281058.