@inproceedings{ITiCSE-2007-VainioS,
	author        = "Vesa Vainio and Jorma Sajaniemi",
	booktitle     = "{Proceedings of the 12th Conference on Innovation and Technology in Computer Science Education}",
	doi           = "10.1145/1268784.1268853",
	isbn          = "978-1-59593-610-3",
	pages         = "236--240",
	publisher     = "{ACM}",
	title         = "{Factors in novice programmers’ poor tracing skills}",
	year          = 2007,
}