Ibrahim, Rabiu, Shadi Hilles, Shamsiyya Adam, and Yousef El-Ebiary. 2017. “Electronic Government Services Usage, Adoption and Evaluation: A Review Paper”. International Journal on Contemporary Computer Research (IJCCR) 1 (1), 6-13. http://ojs.mediu.edu.my/index.php/IJCCR/article/view/491.