- James Cheney, editor, First Workshop on the Theory and Practice of Provenance, February 23, 2009, San Francisco, CA, USA, Proceedings. USENIX, 2009.
- Margo I. Seltzer, Richard Wheeler, editors, 7th USENIX Conference on File and Storage Technologies, February 24-27, 2009, San Francisco, CA, USA. Proceedings. USENIX, 2009.