C. Blundell, E. Lewis, and M. Martin. TR-CIS-06-09. Department of Computer and Information Science, University of Pennsylvania, Philadelphia, PA, (April 2006)
M. Herlihy. PODC '06: Proceedings of the twenty-fifth annual ACM symposium on Principles of distributed computing, page 1--2. New York, NY, USA, ACM, (2006)
A. Georges, D. Buytaert, and L. Eeckhout. OOPSLA '07: Proceedings of the 22nd annual ACM SIGPLAN conference on Object-oriented programming systems and applications, page 57--76. New York, NY, USA, ACM, (2007)