Angreanisita, W., Z. Mastur, and R. Rochmad. “Mathematical Literacy Seen from Learning Independency in Blended Learning With Project Based Learning Assisted by Moodle”. Unnes Journal of Mathematics Education Research, Vol. 10, no. A, Dec. 2019, pp. 155-61, http://journal.unnes.ac.id/sju/ujmer/article/view/36302.