Teodósio, Ricardo Marques, and Marcia Regina Gabardo da Camara. “Opening and Competitiveness in Brazilian Chemical Industry: 1990 1995”. Semina: Ciências Sociais E Humanas, vol. 17, no. 3, Nov. 1996, pp. 294-01, doi:10.5433/1679-0383.1996v17n3p294.