นวลศรี เ. Analysis of Students’ Learning Happiness, Faculty of Education, Valaya Alongkorn Rajabhat University under Royal Patronage. Journal of Education Studies, Chulalongkorn University, Bangkok, Thailand, v. 47, n. Suppl. 2, p. 223–243, 2019. Disponível em: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/232856. Acesso em: 16 sep. 2026.