1. School of Sciences and Technology, University of Trás-os-Montes and Alto Douro, Quinta de Prados, Vila Real, Portugal, INESC TEC, Porto, Portugal, IEETA, UA Campus, Aveiro, Portugal, --- Select a Country ---
2. CIEd - Research Centre on Education, Institute of Education, University of Minho, Campus de Gualtar, Braga, Portugal, --- Select a Country ---
3. School of Sciences and Technology, University of Trás-os-Montes and Alto Douro, Quinta de Prados, Vila Real, Portugal, IEETA, UA Campus, Aveiro, Portugal, --- Select a Country ---
4. School of Sciences and Technology, University of Trás-os-Montes and Alto Douro, Quinta de Prados, Vila Real, Portugal, INESC TEC, Porto, Portugal, --- Select a Country ---