“BASLAWISH KLASS OQIWSHILARINIŃ SУYLEW UQIPLILIǴIN RAWAJLANDIRIWДЫҢ ИЛИМИЙ ТЕОРИЯЛЫҚ TIYKARLARI”. 2023. Barqaror Taraqqiyot Va Rivojlanish Tamoyillari 1 (1): 223-26. https://uzresearchers.com/index.php/BTRT/article/view/116.