Rahimova Volida Karim qizi. 2025. “SUYUQLIKLARNING QOVUSHQOQLIK KOEFFITSIENTINI VK-4 VISKOZIMETRI YORDAMIDA ANIQLASH”. JOURNAL OF NEW CENTURY INNOVATIONS 78 (4): 141-43. https://scientific-jl.com/new/article/view/20170.