@article {Loomes:January 2002:0360-1315:137,
	author = "Loomes M.",
	author = "Shafarenko A.",
	author = "Loomes M.J.",
	title = "Teaching mathematical explanation through audiographic technology",
	journal = "Computers and Education",
	volume = "38",
	year = "January 2002",
	abstract = "",
	pages = "137-149(13)",
	url = "http://www.ingentaconnect.com/content/els/03601315/2002/00000038/00000001/art00083"
	doi = "doi:10.1016/S0360-1315(01)00083-5"
}