@article {278916,
	title = {Value in triangulation: a comparison of two approaches for combining qualitative and quantitative methods},
	year = {1997},
	pages = {417{\textendash}443},
	publisher = {Chapman \& Hall, Ltd.},
	address = {Philadelphia, PA, USA},
	isbn = {0-412-82360-8},
	author = {Gallivan, M. J.}
}
