Syafitri, F. N., M. Pasaribu, and S. Syamsu. “The Effect of Problem Based Instruction Learning Model With Guided Note Taking Strategy on Physics Learning Outcomes of Class X Students at SMA Negeri 4 Palu”. Media Eksakta, vol. 17, no. 2, Nov. 2021, pp. 131-5, doi:10.22487/me.v17i2.1324.