Abdinazarova Xidoyatxon Oripovna, and Abdinazarov Bunyodjon Khaliqnazarovich. “Application of Non-Standard Test Tasks in Teaching the Subject of ‘Lower Amu Darya Economic District’”. Eurasian Journal of History, Geography and Economics, vol. 20, May 2023, pp. 61-64, https://geniusjournals.org/index.php/ejhge/article/view/4300.