Helal, Mayson Mahi, and Khawla Karim Kawthar. “Developing the Design Idea and Its Relative to Signing the Event: (Applied Research on Design Projects)”. Wasit Journal of Engineering Sciences, vol. 6, no. 1, Apr. 2018, pp. 35-43, https://doi.org/10.31185/ejuow.Vol6.Iss1.80.