Danjuma Averik, Peter, et al. “Geospatial Inequities in Access to Public  Primary Healthcare Centers: Socioeconomic Vulnerability and Policy Drivers in Kaduna State, Nigeria”. Kaduna Journal of Geography, vol. 7, no. 1, Dec. 2025, pp. 157-64, https://doi.org/10.47514/kjg.2025.07.01.018.