@article{Mackiewicz:2001,
  author  = "P. Mackiewicz and D. Mackiewicz and A. Gierlik and M. Kowalczuk and A. Nowicka and M. Dudkiewicz and M. Dudek and S. Cebrat",
  title   = "The differential killing of genes by inversions in prokaryotic genomes",
  journal = "Journal of Molecular Evolution",
  volume  = "Vol. 53",
  pages   = "615--621",
  year    = "2001",
}