DEINA, A. Yu. Statistical Assessment of Energy Efficiency of Production and Consumption of Energy Resources in Ukraine. Statistics of Ukraine, [S. l.], n. 3(78), p. 42–52, 2017. DOI: 10.31767/su.3(78).2017.03.06. Disponível em: https://su-journal.com.ua/index.php/journal/article/view/130. Acesso em: 16 jul. 2026.