Tinambunan, Hezron Sabar Rotua, Mamay Komariah, and Dian Utami Mas Bakar. 2021. “Mengulas Problematik Kegiatan Belajar-Mengajar Di Tengah Pandemi: Reviewing Problematic Teaching and Learning Activities in the Middle of a Pandemic”. Seminar Nasional Hukum Universitas Negeri Semarang 7 (1):139-56. https://doi.org/10.15294/snhunnes.v7i1.706.