Akpan, Kufre, et al. “Rent-to-Income Ratio in Residential Property Market in Uyo, Akwa Ibom State, Nigeria”. International Journal of Economic Development Research and Investment (IJEDRI), vol. 13, no. 1, Apr. 2023, pp. 18-27, http://icidr.org.ng/index.php/Ijedri/article/view/956.