@inproceedings{HT-2002-BraASS,
	author        = "Paul De Bra and A. T. M. Aerts and David Smits and Natalia Stash",
	booktitle     = "{Proceedings of the 13th Conference on Hypertext and Hypermedia}",
	doi           = "10.1145/513338.513347",
	isbn          = "1-58113-477-0",
	pages         = "21--22",
	publisher     = "{ACM}",
	title         = "{AHA! the next generation}",
	year          = 2002,
}