Santos, S. C., e A. Caetano. “Entrepreneurship in Portugal in Relation to Other European Union Countries from 2010 to 2014: Are We Far from or Close to the Tipping Point?”. Revista Portuguesa E Brasileira De Gestão, vol. 14, nº 3, setembro de 2015, p. 37-62, https://bibliotecadigital.fgv.br/ojs/index.php/rbpg/article/view/78421.