Qodirova Shaxnoza Ural qizi. 2023. “SOHA CHEGARASIDA BUZILUVCHAN SINGULYAR KOEFFITSIENTLI GIPERBOLIK TIPDAGI TENGLAMA UCHUN CHEGARAVIY MASALA HAQIDA”. Journal of New Century Innovations 29 (2):55-63. https://newjournal.org/new/article/view/6692.