@inbook{publication-9046,
	address={Heidelberg},
	author={Maalej, Walid and Fritz, Thomas and Robbes, Romain},
	booktitle={Recommendation Systems in Software Engineering},
	doi={10.1007/978-3-642-45135-5_7},
	editor={Robillard, Martin and Maalej, Walid and Walker, Robert and Zimmermann, Thomas},
	isbn={978-3-642-45135-5},
	pages={x1-x25},
	publisher={Springer},
	title={Collecting and processing interaction data for recommendation systems},
	year=2014,
}