Utilization of Iron Sand Magnetic Minerals Based on Are River Sand of Sesaot to Improve Water Quality. Ecobios. J. Enviro. Scie [Internet]. 2026 Jan. 10 [cited 2026 Jan. 18];2(2):46-5. Available from: https://ejournal.tajuk.or.id/index.php/ejes/article/view/69