PHANOI, S. Administration Strategies Development for The Students Learning Achievement Improvement of Schools in KhonKaen Primary Educational Service Area 1. Dhammathas Academic Journal, [S. l.], v. 18, n. 3, p. 59–70, 2018. Disponível em: https://so06.tci-thaijo.org/index.php/dhammathas/article/view/114545. Acesso em: 30 sep. 2026.