SikorskiM11'

@incollection{DBLP:series/hci/SikorskiM11,
  author    = {Marcin Sikorski and
               Krzysztof Marasek},
  title     = {Usability in Poland},
  booktitle = {Global Usability},
  year      = {2011},
  pages     = {255-271},
  ee        = {http://dx.doi.org/10.1007/978-0-85729-304-6_16},
  crossref  = {DBLP:series/hci/DouglasL11},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@book{DBLP:series/hci/DouglasL11,
  editor    = {Ian Douglas and
               Zhengjie Liu},
  title     = {Global Usability},
  publisher = {Springer},
  series    = {Human-Computer Interaction Series},
  year      = {2011},
  isbn      = {978-0-85729-303-9},
  ee        = {http://dx.doi.org/10.1007/978-0-85729-304-6},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}