@inproceedings{EDM-2015-Rihak,
	author        = "Jirí Rihák",
	booktitle     = "{Proceedings of the Eighth International Conference on Educational Data Mining}",
	ee            = "http://www.educationaldatamining.org/EDM2015/proceedings/dc642-644.pdf",
	isbn          = "978-8-4606-9425-0",
	pages         = "642--644",
	publisher     = "{International Educational Data Mining Society}",
	title         = "{Use of Time Information in Models behind Adaptive Practice System for Building Fluency in Mathematics}",
	year          = 2015,
}