@article{Go¼dziewski:2007,
  author  = "K. Go¼dziewski and A. Maciejewski and C. Migaszewski",
  title   = "On the extrasolar multiplanet system around HD 160691",
  journal = "Astrophysical Journal",
  volume  = "Vol. 657",
  pages   = "546--558",
  year    = "2007",
}