Siskawati, Angelia Dwi. “Effects of Liquidity Risk, Cash Reserves and NPL Risk on Bank Profitability During Covid-19”. Jurnal Kompetitif Bisnis, vol. 1, no. 3, Oct. 2020, p. 9, https://jkb.fisip.unila.ac.id.121-50-32-50.cpanel.site/index.php/jkb/article/view/53.