Kuchkarbayev, Rustam. “MATHEMATICAL MODELING OF HEAT TRANSFER THROUGH SINGLE-LAYER AND MULTI-LAYER CYLINDRICAL WALLS IN BUILDINGS AND STRUCTURES”. Scientific and Technical Journal of Namangan Institute of Engineering and Technology 9, no. 4 (December 27, 2024): 264–268. Accessed December 6, 2025. http://niet.uz/index.php/nj/article/view/686.