Ghorbanzadeh, Mojgan. “The Idea of Designing an Amphitheater in the Besh Qardash of Bojnord (Tourist Destination and Recreational Region) With Stretch Fabric Structures”. Civil Engineering Journal 4, no. 9 (September 30, 2018): 2218–2229. Accessed October 23, 2025. https://civilejournal.org/index.php/cej/article/view/973.