Aulia J, Roza Y, Maimunah M. Mathematics online learning during COVID-19 pandemic: The effectiveness of online learning at SMK Negeri 2 Tanah Putih. J. Math Educ. Nusant. Wahana Publ. Karya Tulis Ilm. di Bid. Pendidik. Mat. [Internet]. 2021Nov.20 [cited 2024Nov.22];7(2):89-8. Available from: https://ojs.unpkediri.ac.id/index.php/matematika/article/view/15945