Pundiwanti PN, Mertasari NMS, Silalahi RY. Development of an E-Module as a Differentiated Learning Resource to Enhance Junior High School Students’ Mathematical Conceptual Understanding. ainj [Internet]. 2026Jun.10 [cited 2026Jun.13];7(2):402-11. Available from: https://www.journal.ainarapress.org/index.php/ainj/article/view/1396