PANTHONG, W.; SAENG-GNERN, S. Educational administration according to POSDC principles according to the perception of teachers in basic education institutions under the Surin Secondary Educational Service Area Office . Mahachulagajasara Journal, [S. l.], v. 17, n. 3, p. 335–353, 2026. Disponível em: https://so06.tci-thaijo.org/index.php/gajasara/article/view/290460. Acesso em: 1 oct. 2026.