ZAPOROZHETS, Oleksandr; MOVCHAN, Yaroslav; GAVRYLENKO, Viktor; GULEVETS, Dmytro. ENERGY EFFICIENCY OF UKRAINE. Proceedings of National Aviation University (archive), [S. l.], v. 48, n. 3, p. 176–181, 2012. DOI: 10.18372/2306-1472.48.66. Disponível em: https://jrnl.kai.edu.ua/index.php/visnik/article/view/66. Acesso em: 10 oct. 2026.