Authors
Anabela Elias-Almeida
Polytechnic Institute of Leiria (IPL), School of Tourism and Maritime Technology (ESTM), Portugal
Francisco Javier Miranda
University of Extremadura, Faculty of Economics and Business Management, Spain
Paulo Almeida
Polytechnic Institute of Leiria (IPL), School of Tourism and Maritime Technology (ESTM), Peniche, Portugal