@inproceedings{Lins:2008:ESO,
	author={L. Lins and D. Koop and E. Anderson and S. Callahan and E. Santos and C. Scheidegger and J. Freire and C. Silva},
	booktitle={Proceedings of the 20th International Conference on Scientific and Statistical Database Management},
	title={Examining Statistics of Workflow Evolution Provenance: A First Study},
	year=2008,
}