@inproceedings{CHI-1989-Poltrock,
	author        = "Steven E. Poltrock",
	booktitle     = "{Proceedings of the Seventh ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/67449.67488",
	pages         = "191--195",
	publisher     = "{ACM}",
	title         = "{Innovation in user interface development: obstacles and opportunities}",
	year          = 1989,
}