@inproceedings{HT-2011-SmitsB,
	author        = "David Smits and Paul De Bra",
	booktitle     = "{Proceedings of the 22nd Conference on Hypertext and Hypermedia}",
	doi           = "10.1145/1995966.1995978",
	isbn          = "978-1-4503-0256-2",
	pages         = "63--72",
	publisher     = "{ACM}",
	title         = "{GALE: a highly extensible adaptive hypermedia engine}",
	year          = 2011,
}