Energy performance of buildings in European Union countries and Ukraine. Academic journal Industrial Machine Building Civil Engineering, [S. l.], v. 1, n. 52, p. 185–190, 2019. DOI: 10.26906/znp.2019.52.1695. Disponível em: https://ojs35.nupp.edu.ua/znp/article/view/1695. Acesso em: 23 dec. 2025.