@article{payne:2007,
	Author = {Bryan D. Payne and Reiner Sailer and Ramon Caceres and Ronald Perez and Wenke Lee},
	Journal = {{ACM} {SIGOPS} Operating Systems Review},
	Month = {July},
	Number = {4},
	Pages = {12 -- 19},
	Title = {A Layered Approach to Simplified Access Control in Virtualized Systems},
	Volume = {41},
	Year = {2007}}