Suprapti S. The Role of the Principal in Improving Teacher Performance in the Development of Evaluation of Learning Outcomes through Academic Supervision of Principals during the Covid-19 Pandemic. jcar [Internet]. 2020 Dec. 22 [cited 2024 Nov. 22];2(2). Available from: https://jppipa.unram.ac.id/index.php/jcar/article/view/534