@inbook {855,
	title = {Understanding Requirements for Open Source Software},
	booktitle = {Design Requirements Engineering: A Ten-Year Perspective},
	series = {Lecture Notes in Business Information Processing},
	volume = {14},
	year = {2009},
	pages = {467-494},
	publisher = {Springer-Verlag},
	organization = {Springer-Verlag},
	author = {Walt Scacchi},
	editor = {Lyytinen, K. and Loucopoulos, P. and Mylopoulos, J. and Robinson, W.}
}
