Bunyamin, Eskawati Musyarofah, Eveline Siregar Siregar, and Dwi Kusumawardani Kusumawardani. 2021. “Need Analysis of Virtual Laboratory for Vocational School Learning Practices During Covid-19 Pandemic”. Journal of Education Research and Evaluation 5 (2):192-99. https://doi.org/10.23887/jere.v5i2.32293.