Amalia, Sayida. “Media Google Classroom Berbantuan Whatsapp Terhadap Hasil Belajar Matematika Siswa MTs”. Plusminus: Jurnal Pendidikan Matematika 2, no. 2 (July 30, 2022): 211–220. Accessed April 27, 2026. https://journal.institutpendidikan.ac.id/index.php/plusminus/article/view/1098.