Yujin Wu Ning Gu Yuwei Zong Zhigang Ding Shaohua Zhang Quan Zhang Grid Workflow Scheduling Based on Task and Data Locations. 149-156 2005 conf/cdve/2005 CDVE http://dx.doi.org/10.1007/11555223_17 db/conf/cdve/cdve2005.html#WuGZDZZ05