Prayoonvong, N. “Business Environment Affecting Human Capital Development in the Digital Era of small and medium enterprises in Nonthaburi Province”. Journal of Humanities and Social Sciences, Rajapruk University, vol. 9, no. 2, Aug. 2023, pp. 200-16, https://so03.tci-thaijo.org/index.php/rpu/article/view/271201.