L.  Zhang, Parashar, M., Gallicchio, E., and Levy, R. M., 
“Salsa: Scalable Asynchronous Replica Exchange for Parallel Molecular Dynamics Simulations”, 
Proceedings of the 35th International Conference on Parallel Processing (ICPP 2006). IEEE Computer Society Press, Columbus, OH, USA, pp. 127-134, 2006.