ЎЗБЕКИСТОН ҲУДУДЛАРИДА ИЛК ДАВЛАТЛАР ПАЙДО БЎЛИШИ ВА РИВОЖЛАНИШ ДАВРЛАРИ. iec. 2023;2(9):24-34. Accessed October 5, 2025. https://econferenceseries.com/index.php/iec/article/view/2666