@inproceedings{ITiCSE-1998-DavidovicT,
	author        = "Alex Davidovic and Elena Trichina",
	booktitle     = "{Proceedings of the Sixth Annual Conference on the Teaching of Computing and Third Conference on Innovation and Technology in Computer Science Education}",
	doi           = "10.1145/282991.283028",
	isbn          = "1-58113-000-7",
	pages         = "69--73",
	publisher     = "{ACM}",
	title         = "{Open learning environment and instruction system (OLEIS)}",
	year          = 1998,
}