@article{Riggio:2019WI,
  author = "Riggio, Lorenzo  and  Lubicz, Vittorio  and  Salerno, Giorgio  and  Simula, Silvano",
  title = "{Hypercubic effects in semileptonic decays of heavy mesons, toward $B \to \pi \ell\nu$ with Nf=2+1+1 Twisted fermions}",
  doi = "10.22323/1.334.0287",
  journal = "PoS",
  year = 2019,
  volume = "LATTICE2018",
  pages = "287"
}