R. Saifullin, E., G. Ziganshin, S., V. Vankov, Y., & R. Zagretdinov, A. (2018). Assessment of Technical Condition of Polyurethane Foam Thermal Insulation Pipelines of Heating Networks Using Neural Network Technologies. International Journal of Engineering & Technology, 7(4.7), 241-244. https://doi.org/10.14419/ijet.v7i4.7.20556