TEKNOWIJOYO, Felixtian; SUNARDI, Sunardi; GUNARHADI, Gunarhadi. Analysis of Student Needs on the Development of Google Classroom-Based Digital Teaching Materials in Physics Subjects for Class VIII of Kalam Kudus Christian Middle School, Surakarta. International Journal of English Literature and Social Sciences (IJELS), [S. l.], v. 5, n. 4, 2020. Disponível em: https://journal-repository.com/index.php/ijels/article/view/2405.. Acesso em: 22 jul. 2024.