@article{Arvieu:2000,
  author  = "R. Arvieu and P. Rozmej and M. Turek",
  title   = "Spin dynamics of wave packets evolving with the Dirac Hamiltonian in atoms with high atomic number Z",
  journal = "Physical Review A",
  volume  = "Vol. 62",
  pages   = "022514--1--8",
  year    = "2000",
}