@Article{ 
  BisCalMel15,
  author = { Bisi, Cinzia and Calabri, Alberto and Mella, Massimiliano },
  title = { On plane Cremona transformations of fixed degree },
  journal = { J. Geom. Anal. },
  year = { 2015 },
  doi = { 10.1007/s12220-013-9459-9 },
  volume = { 25 },
  number = { 2 },
  pages = { 1108-1131 },
  URL = { https://gecogedi.dimai.unifi.it/paper/95/ },
  note = { cvgmt preprint}
}