@misc{ruiz2017guiab,
  author = {Ruiz, Javier and Barandiaran, Xabier E. and Boada Pla, Màrius and Bastida Vila, Ana and de Treball, Àrea and Bretschneider, Esther and Collazos, Josep Carles and Bain, Malcolm and Marpons Ucero, Guillem and Domènech Bas, Joan},
  title = {Guia de compra pública de TIC de l'Ajuntament de Barcelona},
  year = {2017},
  publisher = {Ajuntament de Barcelona},
  url = {https://bcnroc.ajuntament.barcelona.cat/jspui/bitstream/11703/106505/1/guia\_compra\_publica\_tic.pdf.pdf}
}