@article{Maciejewski:2001,
  author  = "A. Maciejewski and J. Strelcyn and M. Szydłowski",
  title   = "Nonintegrability of Bianchi VIII Hamiltonian system",
  journal = "Journal of Mathematical Physics",
  volume  = "Vol. 42",
  number  = "no 4",
  pages   = "1728--1743",
  year    = "2001",
}