@article{Petkova:20005F,
  author = "Petkova, V. B.  and  Zuber, Jean-Bernard",
  title = "{Boundary conditions in conformal and integrable theories }",
  doi = "10.22323/1.006.0038",
  journal = "PoS",
  year = 2000,
  volume = "tmr2000",
  pages = "038"
}