Kariuk Alla Energy performance of buildings in european union countries and ukraine / Alla Kariuk, Roman Mishchenko, Volodymyr Pents, Vira Shchepak // ACADEMIC JOURNAL Industrial Machine Building, Civil Engineering. – Полтава: ПНТУ, 2019. – Т. 1 (52). – СС. 185-190. – doi:https://doi.org/10.26906/znp.2019.52.1695.