Susilo, Joko, Kartono Kartono, and Zaenuri Mastur. “Analysis Metacognition and Communication Mathematics in Blended Learning Use Google Classroom”. Unnes Journal of Mathematics Education Research 8, no. 1 (December 20, 2018): 72-83. Accessed May 10, 2024. https://journal.unnes.ac.id/sju/ujmer/article/view/24825.