@inproceedings{LiMa08b, author = {Chunhui Liu and Rudolf Mathar}, title = "Optimal and Efficient Bit Loading for {OFDM} in the Presence of Channel Uncertainty", booktitle = "{IEEE} ISWCS", address = {Reykjavik, Iceland}, month = Oct, year = 2008, hsb = {RWTH-CONV-223583}, }