Nainggolan, C. M. M. Analisis Pengaruh Rasio Likuiditas, Rasio Solvabilitas, Dan Efisiensi Operasi Terhadap Kinerja Keuangan (Studi Pada Perusahaan Manufaktur Yang Terdaftar Di BEI Periode 2019-2023): Analysis of the Impact of Liquidity Ratios, Solvency Ratios, and Operational Efficiency on Financial Performance (A Study of Manufacturing Companies Listed on the Indonesia Stock Exchange for the Period 2019–2023). JMAEKA 2025, 1, 232-237.