Lutasari S, Kartowagiran B. Developing instruments for student performance assessment in physics practicum: A case study of state senior high school of Magelang. IOJET [Internet]. 2019 Jan. 5 [cited 2026 Jan. 10];6(1):104-1. Available from: https://www.iojet.org/index.php/IOJET/article/view/542