@conference {17210,
	title = {Human-computer interaction lab, University of Maryland},
	booktitle = {Proceedings of the SIGCHI conference on Human factors in computing systems: Wings for the mind},
	series = {CHI {\textquoteright}89},
	year = {1989},
	month = {1989///},
	pages = {309 - 310},
	publisher = {ACM},
	organization = {ACM},
	address = {New York, NY, USA},
	isbn = {0-89791-301-9},
	doi = {10.1145/67449.67509},
	url = {http://doi.acm.org/10.1145/67449.67509},
	author = {Shneiderman, Ben}
}
