DARYANTO, Wiwiek Mardawiyah; SAMIDI, Sudarmawan. A Financial Ratio Analysis of Oil and Gas Private Company in Indonesia: Before and After Declining the Oil Production. International Journal of Business Studies, [S. l.], v. 2, n. 2, p. 74–83, 2018. DOI: 10.32924/ijbs.v2i2.55. Disponível em: https://ijbs.ipmi.ac.id/index.php/ijbs/article/view/55. Acesso em: 3 mar. 2026.