@Article{KubRad:BOI-2010,
  author = 	 {Marcin Kubica and Jakub Radoszewski},
  title = 	 {Algorithms without Programming},
  journal = 	 {Olympiads in Informatics},
  year = 	 {2010},
  volume =	 {4},
  pages =	 {52--66}
}