Faaeq, M. K., Mat, N. K. N., Faieq, A. K., Rasheed, M. M., & Faieq, Q. H. A.-. (2018). Towards of Smart Cities Based on the Sustainability of Digital Services. International Journal of Engineering & Technology, 7(4.28), 436-442. https://doi.org/10.14419/ijet.v7i4.28.22627