@inproceedings{EDM-2016-PelanekR,
	author        = "Radek Pelánek and Jirí Rihák",
	booktitle     = "{Proceedings of the Ninth International Conference on Educational Data Mining}",
	ee            = "http://www.educationaldatamining.org/EDM2016/proceedings/paper_13.pdf",
	pages         = "466--471",
	publisher     = "{International Educational Data Mining Society}",
	title         = "{Properties and Applications of Wrong Answers in Online Educational Systems}",
	year          = 2016,
}