PURWOKO, G. D.; PERMADA, D. N. R. ANALISA KINERJA KEUANGAN PT BLUE BIRD PERIODE TAHUN 2015 - 2019. Jurnal Proaksi, [S. l.], v. 7, n. 2, p. 82–89, 2020. DOI: 10.32534/jpk.v7i2.1214. Disponível em: https://e-journal.umc.ac.id/index.php/JPK/article/view/1214. Acesso em: 4 jul. 2024.