Sumardi and Achmad Nurmandi. “ICT Based Transformation of Bureaucracy in the District Sleman and Kulon Progo”. International Journal of Advanced Science and Technology 29, no. 08 (May 28, 2020): 912 - 921. Accessed June 14, 2021. https://sersc.org/journals/index.php/IJAST/article/view/19245.