Martin, H. E. P. s. ā€œ Institutional Environment and Entrepreneur Section: Some Indicators of Minas Gerais and of Rio De Janeiro in the 90ā€™sā€. Revista Economia Ensaios, vol. 19, no. 1, Jan. 2009, https://seer.ufu.br/index.php/revistaeconomiaensaios/article/view/1534.