@inproceedings {4408,
	title = {PSALM: Cardinality Estimation Inthe Presence of Fine-Grained Access Controls},
	booktitle = {IEEE International Conference on Data Engineering (ICDE)},
	year = {2009},
	doi = {10.1109/ICDE.2009.39},
	author = {Huaxin Zhang and Ihab Ilyas and Ken Salem}
}
