@article{Petrov:2008ek,
  author = "Petrov, Konstantin",
  title = "{Entropy and Internal energy of Heavy quark-anti-quark pair}",
  doi = "10.22323/1.042.0217",
  journal = "PoS",
  year = 2008,
  volume = "LATTICE 2007",
  pages = "217"
}