@article{Santos:2009QU,
  author = "Santos, Rui  and  Barros e Sá, Nuno  and  Barroso, A.  and  Ferreira, Pedro",
  title = "{Vacuum Stability in two-Higgs doublet models}",
  doi = "10.22323/1.073.0014",
  journal = "PoS",
  year = 2009,
  volume = "CHARGED2008",
  pages = "014"
}