@inproceedings{Mine2015a,
	Author = {Roberto Minelli and Andrea Mocci and Michele Lanza},
	Booktitle = {Proceedings of ICSE 2015 ($37^{th}$ International Conference on Software Engineering) -- NIER Track},
	Pages = {555--558},
	Title = {Free Hugs -- Praising Developers For Their Actions},
	Year = {2015}}