@article{Maciejewski:2004,
  author  = "A. Maciejewski and M. Przybylska",
  title   = "All meromorphically integrable 2D Hamiltonian systems with homogenous potential of degree 3",
  journal = "Physics Letters A",
  number  = "no 327",
  pages   = "461--473",
  year    = "2004",
}