Budianto, E., and S. Romlah. “PENGARUH NET INTEREST MARGIN DAN NON PERFORMING LOAN TERHADAP RETURN ON ASSETS”. Jurnal Ilmu Keuangan Dan Perbankan (JIKA), Vol. 8, no. 1, July 2019, pp. 13-24, doi:10.34010/jika.v8i1.1918.