ZAPOROZHETS, O.; MOVCHAN, Y.; GAVRYLENKO, V.; GULEVETS, D. 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: http://jrnl.kai.edu.ua/index.php/visnik/article/view/66. Acesso em: 24 apr. 2026.