@inproceedings{HCI-SEC-1997-Ramadhan,
	author        = "Haider Ali Ramadhan",
	booktitle     = "{Proceedings of the Seventh International Conference on Human-Computer Interaction. Volume 2: Social and Ergonomic Considerations}",
	isbn          = "0-444-82183-X",
	pages         = "279--282",
	publisher     = "{Elsevier}",
	title         = "{Free vs. Guided Programming by Discovery}",
	year          = 1997,
}