@inproceedings{ISSTA-2013-BarrBM,
	author        = "Earl T. Barr and Christian Bird and Mark Marron",
	booktitle     = "{Proceedings of the 22nd International Symposium on Software Testing and Analysis}",
	doi           = "10.1145/2483760.2483761",
	isbn          = "978-1-4503-2159-4",
	pages         = "123--133",
	publisher     = "{ACM}",
	title         = "{Collecting a heap of shapes}",
	year          = 2013,
}