@Article{DKRS:ioi-2008,
  author = 	 {Krzysztof Diks and Marcin Kubica and Jakub Radoszewski and Krzysztof Stencel},
  title = 	 {A Proposal for a Task Preparation Process},
  journal = 	 {Olympiads in Informatics},
  year = 	 {2008},
  volume =	 {2},
  pages =	 {64--74}
}