@Article{10.1371/journal.pone.0136763,
  author = {Sîrbu, Alina and Becker, Martin and Caminiti, Saverio and De Baets, Bernard and Elen, Bart and Francis, Louise and Gravino, Pietro and Hotho, Andreas and Ingarra, Stefano and Loreto, Vittorio and Molino, Andrea and Mueller, Juergen and Peters, Jan and Ricchiuti, Ferdinando and Saracino, Fabio and Servedio, Vito D. P. and Stumme, Gerd and Theunis, Jan and Tria, Francesca and Van den Bossche, Joris},
  title  = {Participatory Patterns in an International Air Quality Monitoring Initiative},
  journal = {PLoS ONE},
  year   = {2015},
  number = {8},
  url    = {http://dx.doi.org/10.1371%2Fjournal.pone.0136763},
  doi = {10.1371/journal.pone.0136763},
  const  = {\ text}
}
@Inproceedings{HSWHFT2014,
  author = {Hasenfratz, David and Saukh, Olga and Walser, Christoph and Hueglin, Christoph and Fierz, Martin and Thiele, Lothar},
  title  = {Pushing the spatio-temporal resolution limit of urban air pollution maps},

  year   = {2014},
  number = {},
  url    = {},

  const  = {\ text}
}