YUQORI MALAKALI BELBOGʻLI KUARSHCHILARNI YILLIKTAYYORGARLIK DAVRDA OVQATLANISH RATSION MODELI. SIT [Internet]. 2026 Aug. 25 [cited 2026 Oct. 13];2(2):39-41. Available from: https://jtsiti-journal.uz/index.php/sport/article/view/96