THONGMA, S.; HONA, P.; CHANKIAN, J. A model of small school merging in Nakhon Sawan Primary Education Service Area Office 3 (Nakhon Sawan PESAO 3). RMUTSB ACADEMIC JOURNAL (HUMANITIES AND SOCIAL SCIENCES), ฺBangkok, Thailand, v. 7, n. 2, p. 168–179, 2022. Disponível em: https://so05.tci-thaijo.org/index.php/rmutsb-hs/article/view/256246. Acesso em: 1 oct. 2026.