@inproceedings {icl:519, title = {VGrADS: Enabling e-Science Workflows on Grids and Clouds with Fault Tolerance}, journal = {SC{\textquoteright}09 The International Conference for High Performance Computing, Networking, Storage and Analysis (to appear)}, year = {2009}, month = {2009-00}, address = {Portland, OR}, keywords = {grads}, author = {Lavanya Ramakrishan and Daniel Nurmi and Anirban Mandal and Charles Koelbel and Dennis Gannon and Mark Huang and Yang-Suk Kee and Graziano Obertelli and Kiran Thyagaraja and Rich Wolski and Asim YarKhan and Dmitrii Zagorodnov} }