Ahmed, I. ., Hamza, M. A. ., Usman , F. ., & Ahmad, H. G. . (2023). An evaluation of Integrated Personnel Payroll and Information System (IPPIS) effectiveness and implementation in Gombe State . Journal of Global Economics and Business, 4(13), 1–16. https://doi.org/10.58934/jgeb.v4i13.138