@article{陈性元_428, author = {[陈性元, 任志宇]}, title = {基于属性的用户-角色委派模型可达性分析}, publisher = {《计算机应用》唯一官方网站}, year = {2014}, journal = {计算机应用}, volume = {34}, number = {2}, eid = {428}, pages = {428-432}, keywords = {授权管理模型;可达性分析;属性;角色;用户-角色委派}, url = http://www.joca.cn/CN/abstract/article_17026.shtml }