@article{Maciejewski:2005,
  author  = "A. Maciejewski and M. Przybylska and T. Stachowiak",
  title   = "Non-integrability of Gross-Neveu systems",
  journal = "Physica D",
  volume  = "Vol. 201",
  pages   = "249--267",
  year    = "2005",
}