@article{Zontek:1998,
  author  = "S. Zontek",
  title   = "Multivariate robust estimation in linear model for spatially located sensors and random input",
  journal = "Discussiones Mathematicae : Algebra and Stochastic Methods",
  volume  = "Vol. 18",
  number  = "no 2",
  pages   = "196--206",
  year    = "1998",
}