BOJNEC, Štefan; PAPLER, Drago. Economic efficiency, energy consumption and sustainable development. Journal of Business Economics and Management, [S. l.], v. 12, n. 2, p. 353–374, 2011. DOI: 10.3846/16111699.2011.573278. Disponível em: https://btp.vilniustech.lt/index.php/JBEM/article/view/5025. Acesso em: 24 aug. 2025.