Khasanah SU, Untari RS. Development of E-modules as Learning Modules in Vocational High Schools: Pengembangan E-modul Sebagai Modul Pembelajaran di Sekolah Menegah Kejuruan. acopen [Internet]. 2022 Dec. 31 [cited 2025 Sep. 1];7:10.21070/acopen.7.2022.4168. Available from: https://acopen.umsida.ac.id/index.php/acopen/article/view/4168