Unsriana L, Perdana B, Ariana S, Saputra DR. Smart E-Learning Systems for Japanese Literature Education in an Industry 4.0 Perspective. ATT [Internet]. 2025 Dec. 17 [cited 2025 Dec. 31];8(1):1-13. Available from: https://att.aptisi.or.id/index.php/att/article/view/690