@article{Maiani:2007RT,
  author = "Maiani, Luciano  and  Piccinini, Fulvio  and  Polosa, Antonio Davide  and  Riquer, Veronica",
  title = "{Diquark-antiquarks states with hidden or open charm}",
  doi = "10.22323/1.021.0105",
  journal = "PoS",
  year = 2007,
  volume = "HEP2005",
  pages = "105"
}