Scott Callaghan Philip Maechling Ewa Deelman Karan Vahi Gaurang Mehta Gideon Juve Kevin Milner Robert Graves Edward Field David Okaya Dan Gunter Keith Beattie Thomas Jordan Reducing Time-to-Solution Using Distributed High-Throughput Mega-Workflows - Experiences from SCEC CyberShake. 151-158 2008 eScience http://doi.ieeecomputersociety.org/10.1109/eScience.2008.60 conf/eScience/2008 db/conf/eScience/eScience2008.html#CallaghanMDVMJMGFOGBJ08