The influence of heat loss from pipes in an unheated basement on the heating energy consumption of an entire typical apartment buildingHamburg, Anti; Kalamees, TargoE3S Web Conferences : 12th Nordic Symposium on Building Physics (NSB 2020) ; 1722020 / art. 12005 https://doi.org/10.1051/e3sconf/202017212005 Conference proceedings at Scopus Article at Scopus Article at WOS