@incollection{wis/um/stackoverflow/umap/2014,
	author          = {J. Yang, K. Tao, A. Bozzon, G.J. Houben},
	title           = {Sparrows and Owls: Characterisation of Expert Behaviour in StackOverflow},
	booktitle       = {User Modeling, Adaptation, and Personalization},
	publisher       = {Springer International Publishing},
	year            = {2014},
	editor          = {Dimitrova, Vania and Kuflik, Tsvi and Chin, David and Ricci, Francesco and Dolog, Peter and Houben, Geert-Jan},
	volume          = {8538},
	series          = {Lecture Notes in Computer Science},
	pages           = {266-277},
	isbn            = {978-3-319-08785-6},
	url             = {http://dx.doi.org/10.1007/978-3-319-08786-3_23},
	topic           = {Web Engineering},
	group           = {WIS}
}