SARI, D. R.; AMROZI, F. Analisis Efektivitas Pembelajaran Jarak Jauh (PJJ) di Politeknik Penerbangan Surabaya. Jurnal Penelitian, [S. l.], v. 5, n. 2, p. 1–10, 2020. DOI: 10.46491/jp.v5i2.491. Disponível em: https://ejournal.poltekbangsby.ac.id/index.php/jurnalpenelitian/article/view/491. Acesso em: 22 dec. 2024.