author        = "Abella Garcés, Silvia",
      title         = "{}",
      year          = "2012",
      note          = "This is an study related to tourism in the north of
                       Huesca. Huesca is a city in the north of Spain, closed to
                       the Pyrennes mountains. It shows the actual situation of
                       the sector and makes a extended analysis and the possibles
                       strategies to improve the situation in the future.",