Prahani, B.K., Ramadani, A.H., Kusumawati, D.H., Suprapto, N., Madlazim, M., Jatmiko, B., Supardi, Z.A.I., Mubarok, H., Safitri, S. and Deta, U.A. 2020. ORNE Learning Model to Improve Problem-Solving Skills of Physics Bachelor Candidates: An Alternative Learning in the Covid-19 Pandemic. Jurnal Penelitian Fisika dan Aplikasinya (JPFA). 10, 1 (Sep. 2020), 71–80. DOI:https://doi.org/10.26740/jpfa.v10n1.p71-80.