@article{Maciejewski:2009,
  author  = "A. Maciejewski and M. Przybylska",
  title   = "Differential Galois theory and integrability",
  journal = "International Journal of Geometric Methods in Modern Physics",
  volume  = "Vol. 6",
  number  = "no 8",
  pages   = "1357--1390",
  year    = "2009",
}