This study had the financial support of Research Centres ALGORITMI and CIEC, by the Strategic Project UID-CEC-00319-2013and UID-CED-00317-2013, through the FCT (Foundation for Science and Technology) Portuguese National Funds, and projects POCI-01-0145-FEDER-007043and POCI-01-0145-FEDER-007562, by European Regional Development Funds (FEDER) through the Competitiveness and Internationalization Operational Program (POCI).ICCS - International Council for Canadian Studies (UID-CEC-00319-2013
