Safarov Abbos Abdurasul o‘g‘li. OLIY MATEMATIKA FANINI OʻQITISHDA MUAMMO VA YECHIMLAR. ECZ [Internet]. 2022 Jul. 31 [cited 2024 Nov. 7];:211-4. Available from: http://econferencezone.org/index.php/ecz/article/view/1415