@Article{ 
  CalRub16,
  author = { Calamai, Simone and Rubei, Elena },
  title = { Treelike quintet systems },
  journal = { Sémin. Lothar. Comb. },
  year = { 2016 },
  volume = { 76 },
  number = { Art. B76a },
  pages = { 14 pp. },
  URL = { https://gecogedi.dimai.unifi.it/paper/157/ },
  note = { cvgmt preprint}
}