@article{Sulikowski:2006,
  author  = "B. Sulikowski and K. Gałkowski and E. Rogers and D. Owens",
  title   = "PI control of discrete linear repetitive processes",
  journal = "Automatica",
  volume  = "Vol. 42",
  number  = "no 6",
  pages   = "877--880",
  year    = "2006",
}