@article{Leoński:1996,
  author  = "W. Leoński and A. Miranowicz",
  title   = "Quasi-periodic and periodic field evolution in finite-dimensional Hilbert space",
  journal = "Acta Physica Slovaca",
  volume  = "Vol. 46",
  number  = "no 3",
  pages   = "433--438",
  year    = "1996",
}