MUFIDDAH, O. A. ANALISIS KINERJA KEUANGAN PT SIA SEBELUM DAN SAAT PANDEMI COVID 19. Jurnalku, Jakarta, Indonesia, v. 1, n. 1, p. 1–14, 2021. DOI: 10.54957/jurnalku.v1i1.18. Disponível em: https://jurnalku.org/index.php/jurnalku/article/view/18. Acesso em: 26 mei. 2026.