Agbanike, T. F., K. O. Onwuka, M. O. Enyoghasim, S. S. Ikuemonisan, H. O. R. Ogwuru, and A. C. Osigwe. “Seemingly Unrelated Regression Analysis of Bank Lending and Economic Growth in Nigeria”. International Journal of Economics and Financial Issues, vol. 8, no. 3, May 2018, pp. 260-7, https://econjournals.com/index.php/ijefi/article/view/2655.