@inproceedings{LiMa08,
	author = {Chunhui Liu and Rudolf Mathar},
	title = "Fast and Efficient Power and Rate Allocation for Multiuser {OFDM} Downlinks",
	booktitle = "{IEEE} PIMRC",
	address = {Cannes, France},
	month = Sep,
	year = 2008,
	hsb = {RWTH-CONV-223578},
	}