maskur, Much, Isti Hidayah, and Rochmad Rochmad. 2022. “Mathematical Representation Ability of XI Grade Students of Vocational High School (SMK) in Connected Mathematics Project With Schoology Based on Student’ Independence”. Unnes Journal of Mathematics Education Research 11 (1), 71-79. https://journal.unnes.ac.id/sju/ujmer/article/view/49728.