Amalia, A., M. F. R. Hasan, E. Yanuarini, Y. Setiawan, and J. Saputra. “Perception Analysis Of PNJ Civil Engineering Students Toward Main Course Using Importance Performance Analysis Method”. Pedagogia : Jurnal Pendidikan, Vol. 10, no. 1, Feb. 2021, pp. 61-78, doi:10.21070/pedagogia.v10i1.1084.