@article{Lucha:2019hc,
  author = "Lucha, Wolfgang  and  Melikhov, Dmitri  and  Simula, Silvano",
  title = "{Strong isospin breaking in the decay constants of heavy–light mesons from local-duality QCD sum rules}",
  doi = "10.22323/1.336.0116",
  journal = "PoS",
  year = 2019,
  volume = "Confinement2018",
  pages = "116"
}