Profiling the Machine Age into the perpetuum mobile. Innovative Journal of Business and Management, [S. l.], v. 4, n. 05, p. 104–113, 2015. DOI: 10.15520/ijbm.vol4.iss5.36.pp104-113. Disponível em: http://www.innovativejournal.in/index.php/ijbm/article/view/1192. Acesso em: 23 oct. 2026.