@InProceedings{Witczak:2006,
  author      = "M. Witczak and J. Korbicz and V. Puig",
  title       = "An LMI approach to designing observers and unknown input observers for nonlinear systems",
  booktitle   = "6th IFAC Symposium on Fault Detection, Supervision and Safety of Technical Processes - SAFEPROCESS 2006",
  address     = "Beijing, Chiny",
  publisher   = "Beijing, [brak wydawcy]",
  pages       = "223--228 [CD-ROM]",
  year        = "2006",
}