1. Business Research Unit Instituto Universitário de Lisboa Lisboa Portugal
2. Informações em Rede Consultoria e Treinamento LTDA Belo Horizonte Brazil
3. Federal Institute of Education, Science and Technology of Piauí Teresina Brazil
4. GOVCOPP, Department of Economics, Management, Industrial Engineering and Tourism University of Aveiro Aveiro Portugal
5. INESC TEC, GOVCOPP, Department of Economics, Management, Industrial Engineering and Tourism University of Aveiro Aveiro Portugal
6. REMIT, IJP, DCT, Universidade Portucalense, Portugal & IEETA University of Aveiro Aveiro Portugal