@inproceedings {4426,
	title = {Rank-Aware Query Optimization},
	booktitle = {ACM International Conference on Management of Data (SIGMOD)},
	year = {2004},
	doi = {10.1145/1007568.1007593},
	author = {Ihab Ilyas and Rahul Shah and Walid G. Aref and Jeffrey Scott Vitter and Ahmed K. Elmagarmid}
}
