Shukurov Z, Ashirova M. GEOMETRIK PROGRESSIYA HADLARI YIG‘INDISI FORMULASINING TOQ VA JUFT O‘RINLARI TADBIQI. ISEPSMJ [Internet]. 2023May13 [cited 2024Oct.18];:296-300. Available from: https://journal.bilig.uz/isepsmj/article/view/383