@inproceedings{Knab2010:patterns,
	author          = {Patrick Knab and Martin Pinzger and Harald C. Gall},
	title           = {Visual Patterns in Issue Tracking Data},
	booktitle       = {New Modeling Concepts for Today's Software Processes},
	publisher       = {Springer-Verlag},
	year            = {2010},
	editor          = {Juergen Muench and Ye Yang and Wilhelm Schaefer},
	series          = {Lecture Notes in Computer Science},
	pages           = {222-233},
	isbn            = {978-3-642-14346-5},
	url             = {http://swerl.tudelft.nl/twiki/pub/Main/TechnicalReports/TUD-SERG-2010-016.pdf},
	topic           = {Software Evolution},
	group           = {SE}
}