Aulia, Jannatul, Yenita Roza, and Maimunah Maimunah. 2021. “Mathematics Online Learning During COVID-19 Pandemic: The Effectiveness of Online Learning at SMK Negeri 2 Tanah Putih”. Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah Di Bidang Pendidikan Matematika 7 (2), 89-98. https://doi.org/10.29407/jmen.v7i2.15945.