@article{Kłos:2007,
  author  = "S. Kłos and J. Patalas-Maliszewska and W. Woźniak",
  title   = "A data analysis based methodology of ERP system evaluation",
  journal = "Applied Computer Science",
  volume  = "Vol. 3",
  number  = "no 1",
  pages   = "55--72",
  year    = "2007",
}