Title:How tourists perceive two island destinations with identical culture, but different demographic characteristics, through social networking sites?: the case of Madeira and Bermuda
Title:Análisis del retorno de la inversión (ROI) de la actividad en las redes sociales de las provincias andaluzas como destino turístico / Analysis of the payback (ROI) thanks to activity on the social networks marketing Andalusian provinces as tourist destinations