Rayhonov Fazliddin Ramziddin ugli. THE HISTORY OF DEFENSIVE SYSTEMS OF MEDIEVAL CITIES (BASED ON THE EXAMPLE OF THE ANCIENT PERIOD). jasass [Internet]. 2025 Dec. 24 [cited 2026 Apr. 3];15(12):1212-6. Available from: https://www.internationaljournal.co.in/index.php/jasass/article/view/2811