Ichsan, Nurmila, Djuna Lamondo, dan Masra Latjompoh. “DEVELOPMENT OF ELECTRONIC TEACHING MATERIALS BASED ON ENRICHED VIRTUAL MODEL ON HUMAN RESPIRATORY SYSTEM MATERIALS TO IMPROVE STUDENT’S COGNITIVE ABILITY”. Jurnal Pelita Pendidikan 10, no. 2 (Agustus 19, 2022). Diakses Juli 5, 2025. https://jurnal.unimed.ac.id/2012/index.php/pelita/article/view/34667.