Hisham Sameh, Ahmed Yahiya Ismail, Rania Hosny Youssef. “Methodology to Apply Rules of Flexible Design for Facilities of People With Special Needs”. Design Engineering (August 22, 2021): 10108 - 10131. Accessed May 2, 2024. http://thedesignengineering.com/index.php/DE/article/view/3656.