Hajira S, Mangindaan JV, Walangitan OFC. Financial Ratio Analysis of PT Blue Bird Tbk for the 2020–2023 Period. Product. [Internet]. 2025 Nov. 30 [cited 2026 May 25];6(4):245-50. Available from: https://ejournal.unsrat.ac.id/v3/index.php/productivity/article/view/64180