Baimurzina А. ., Jumabayev А. ., and Kussebayev У. . “Mathematical Modeling of Heat Transfer in the External Walls of Volumetric Modular Blocks”. Рroblems of Engineering and Professional Education, vol. 69, no. 2, June 2023, pp. 58-67, doi:10.32523/2220-685X-2023-69-2-58-67.