@inproceedings{tksrpd-icde11,
	author={K. Tsakalozos and H. Kllapi and
		 E. Sitaridi and M. Roussopoulos and D. Paparas and A. Delis},
	title={{Flexible Use of Cloud Resources through 
		Profit Maximization and Price Discrimination}},
	booktitle={Proceedings of the 29th IEEE Int. Conference on 
		Data Engineering (ICDE'11)},
	address={Hannover, Germany},
	month={April},
	year={2011}
	}