Idris, A.A. and Hasbiah, S. 2023. Assessment Of Financial Performance at PT. Bank Tabungan Negara (Persero) Tbk Using The Dupont System Method Period 2019-2021. Economics and Business Journal (ECBIS). 1, 3 (Jun. 2023), 185–190. DOI:https://doi.org/10.47353/ecbis.v1i3.50.