• Cost optimal and nearly zero energy performance requirements for buildings in EstoniaKurnitski, Jarek; Saari, Arto; Kalamees, Targo; Vuolle, Mika; Niemelä, Jouko; Tark, TeetEstonian journal of engineering2013 / p. 183-202 : ill https://artiklid.elnet.ee/record=b2632889*est https://doi.org/10.3176/eng.2013.3.02 https://www.scopus.com/record/display.uri?eid=2-s2.0-84883371258&origin=resultslist&sort=plf-f&src=s&sot=b&sdt=b&s=DOI%2810.3176%2Feng.2013.3.02%29
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