Rahmah WQ, Yulianti K, Asih ECM. Mathematics Model SAHTR for the Number of Drug Abusers with Economic and Educational Factors. JMSK [Internet]. 2026 Jan. 10 [cited 2026 Feb. 27];22(2):527-39. Available from: https://journal.unhas.ac.id/index.php/jmsk/article/view/45976