%0 Journal Article %T Dynamically authorized role-based access control for grid applications %A Hanbing, Yao %A Heping, Hu %A Zhengding, Lu %A Ruixuan, Li %J Geo-spatial Information Sciences %V 9 %N 3 %P 223-228 %@ 1993-5153 %D 2006-01-01 %I Taylor & Francis Group %~ DeepDyve