Tae-Wan Kim, et al. “A Study on the Relationship Among Servant Leadership, Authentic Leadership, Perceived Organizational Support(POS), and Agile Culture Using PLS-SEM: Mediating Effect of POS”. Elementary Education Online, vol. 20, no. 3, Dec. 2023, pp. 784-95, https://ilkogretim-online.org./index.php/pub/article/view/1899.