NINGSIH, Anita Dewi Cahya; APRILIANI, Evi. Analisis Fluktuasi Harga Minyak Dunia terhadap Biaya Operasional dan Profitabilitas PT Blue Bird Tbk. Indonesian Journal of Multidisciplinary on Social and Technology, [S. l.], v. 4, n. 3, p. 11632–11641, 2026. DOI: 10.69693/ijmst.v4i3.14504. Disponível em: https://journal.ilmudata.co.id/index.php/ijmst/article/view/14504. Acesso em: 29 oct. 2026.