Thammasom ฐ.; Wongpriaw น. AN EXPERIMENT UTILIZING ROSELLE FOR ASSESSING GROUNDWATER QUALITY IN AN ENVIRONMENTAL CHEMISTRY CONTEXT FOR GENERAL CHEMISTRY 2 STUDENTS AT LOEI RAJABHAT UNIVERSITY. Integrated Social Science Journal, [S. l.], v. 4, n. 11, p. 91–100, 2024. Disponível em: https://www.ojs.mbuslc.ac.th/index.php/issj/article/view/275. Acesso em: 6 dec. 2025.