AQUAN, Hendra Michael; DIANA HANDOYO; PRIYOTAMTAMA, Paulus Wiryono. IDENTIFICATION OF THE FACTORS AFFECTING UNIVERSITY STUDENTS OPTIMISM DURING THE COVID-19 PANDEMIC. Lingua: Jurnal Ilmiah, [S. l.], v. 18, n. 2, p. 76–99, 2022. Disponível em: https://jurnal.universitaslia.ac.id/index.php/lingua/article/view/53. Acesso em: 28 may. 2025.