Umroh S, Rismiyanto, Ismaya EA. The Effect of Using WhatsApp Group and Google Classroom Platforms for Interests and Learning Outcomes of Fourth-Grade Students. ICCCM JSSH [Internet]. 2024 Jan. 15 [cited 2024 Sep. 16];3(1):30-6. Available from: https://ejicccm.com/index.php/icccmjssh/article/view/108