@inproceedings{CHI-1991-Schultz,
	author        = "Jamie Schultz",
	booktitle     = "{Proceedings of the Ninth ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/108844.108989",
	isbn          = "0-89791-383-3",
	pages         = "433--434",
	publisher     = "{ACM}",
	title         = "{A graphical reflection notation used in an intelligent discovery world tutoring system}",
	year          = 1991,
}