Cláudio Félix Canguende-Valentim Editor

Cláudio Félix Canguende-Valentim is Assistant Professor at Instituto Superior Politécnico Jean Piaget de Benguela, Angola.

António Carrizo Moreira is Associate Professor with Habilitation at DEGEIT, University of Aveiro, Portugal.

Vera Teixeira Vale is Assistant Professor with Habilitation at DEGEIT, University of Aveiro, Portugal.