KITTISUBAN, K.; KHLAISANG, J. A Visualization System using Positive Reinforcement Theory to Develop Problem-Solving Skills and Self-Esteem in Young College-Educated Farmers. Journal of Education Studies, Bangkok, Thailand, v. 47, n. 4, p. 65–85, 2019. Disponível em: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/231845. Acesso em: 28 apr. 2024.