Ritkanto, T., and W. Banchuenwijit. “Factors Affecting Savings and Investment of Employees: A Case Study of the Government Savings Bank in the Suphan Buri Area”. RPU Journal of Business Administration, vol. 5, no. 1, June 2026, pp. 147-66, https://so03.tci-thaijo.org/index.php/RPUBAJOURNAL/article/view/303588.