@inproceedings{ML-1991-JonesV,
	author        = "Randolph M. Jones and Kurt VanLehn",
	booktitle     = "{Proceedings of the Eighth International Workshop on Machine Learning}",
	isbn          = "1-55860-200-3",
	pages         = "65--69",
	publisher     = "{Morgan Kaufmann}",
	title         = "{A Computational Model of Acquisition for Children’s Addtion Strategies}",
	year          = 1991,
}