Markus Lorch Dennis G. Kafura Ian Fisk Kate Keahey Gabriele Carcassi Timothy Freeman Timur Peremutov Abhishek Singh Rana Authorization and account management in the Open Science Grid. 17-24 2005 conf/grid/2005 GRID http://dx.doi.org/10.1109/GRID.2005.1542719 db/conf/grid/grid2005.html#LorchKFKCFPR05