VALIDITAS LEMBAR KERJA MAHASISWA BERBASIS PROYEK MATERI OBSERVABEL DAN OPERATOR PADA MATA KULIAH FISIKA KUANTUM. Physics and Science Education Journal (PSEJ), [S. l.], v. 3, n. 3, p. 169–177, 2023. DOI: 10.30631/psej.v3i3.2187. Disponível em: https://e-journal.lp2m.uinjambi.ac.id/ojp/index.php/psej/article/view/2187. Acesso em: 23 nov. 2025.