@inproceedings{EDM-2008-ShihKS,
	author        = "Benjamin Shih and Kenneth R. Koedinger and Richard Scheines",
	booktitle     = "{Educational Data Mining 2008, The First International Conference on Educational Data Mining, Montreal, Québec, Canada, June 20-21, 2008. Proceedings}",
	ee            = "http://www.educationaldatamining.org/EDM2008/uploads/proc/12_Shih_35.pdf",
	pages         = "117--126",
	publisher     = "{www.educationaldatamining.org}",
	title         = "{A Response Time Model For Bottom-Out Hints as Worked Examples}",
	year          = 2008,
}