PANYATANAKUN, R.; SIRIPHANICH, S.; TEERAVUTTICHAI, U.; AUNGSURATANA, A.- on. An Appropriate Agricultural Extension System for Central Region of Thailand. Kasetsart Journal of Social Sciences, [S. l.], v. 22, n. 2, p. 155–164, 2001. Disponível em: https://so04.tci-thaijo.org/index.php/kjss/article/view/243464. Acesso em: 16 sep. 2026.