Miranda, E. C., and P. N. Figueiredo. “Dynamics of Accumulation of Capability for Innovation: Evidence from Software Firms in Rio De Janeiro and São Paulo”. RAE - Revista De Administracao De Empresas, vol. 50, no. 1, Jan. 2010, pp. 75-93, https://periodicos.fgv.br/rae/article/view/31306.