Nkeiruka, E. E., N. Celestine, O. M. Ifeoma, and O. C. Nkechinyere. “Overhead Costs and Financial Performance of Selected Deposit Money Banks in Nigeria”. The International Journal of Business & Management, vol. 10, no. 5, May 2022, doi:10.24940/theijbm/2022/v10/i5/BM2205-011.