For citations:
Umerenkov E.V., Umerenkova E.V., Semicheva N.E. Development of Engineering Methods for Calculating Seasonal Solar System of Hot-Water Supply. Proceedings of the Southwest State University. 2019;23(5):103-116. (In Russ.) https://doi.org/10.21869/2223-1560-2019-23-5-103-116