@article {flynn_empirical_1994,
	title = {An empirical study of the validation process within requirements determination},
	journal = {Information Systems Journal},
	volume = {4},
	year = {1994},
	note = {n/a},
	pages = {185{\textendash}212},
	abstract = {<p>theory development, analysts as validators, a dialogue-based model is needed, suitable informal activities which take validation into account are necessary</p>
},
	author = {Flynn, D. J. and Warhurst, R.}
}
