Idris T, Putri NS. Student’s perception of toward implementation online learning / e-learning at biology lessons In class XI science senior high school 2 Pekanbaru academic year 2020/2021. baej [Internet]. 2022 Jun. 29 [cited 2024 Apr. 25];2(1):1-10. Available from: https://journal.uir.ac.id/index.php/baej/article/view/9880