Mattos, Fernando Augusto Mansor de, and Oswaldo Soulé Júnior. 2008. “THE INFLUENCE OF ECONOMIC CRISES, DURING THE 80´S AND 90´S, IN BRAZIL, ON THE LABOUR MARKET FOR INFORMATION TECHNOLOGY PROFESSIONALS”. Informação &Amp; Sociedade 18 (2). https://periodicos.ufpb.br/ojs2/index.php/ies/article/view/1732.