NI KADEK RINI PURWATI; NI KETUT ERAWATI. PANDEMIC CHALLENGE: EVALUATION OF ONLINE LEARNING USING IMPORTANCE PERFORMANCE ANALYSIS (IPA) . De Fermat : Jurnal Pendidikan Matematika, [S. l.], v. 4, n. 1, p. 44–53, 2021. Disponível em: https://jurnal.pmat.uniba-bpn.ac.id/index.php/DEFERMAT/article/view/159. Acesso em: 18 jan. 2022.