Essam Ahmed Adam. “THE MOST FAMOUS STRUCTURAL AND DECORATIVE ARCHES IN COPTIC BUILDINGS, AN ARCHAEOLOGICAL AND ARCHITECTURAL STUDY”. International Journal of Cultural Inheritance & Social Sciences ISSN: 2632-7597, vol. 5, no. 9, Mar. 2023, pp. 65-91, https://ijciss.com/index.php/j1/article/view/62.