Sorina Dumitrescu Xiaolin Wu Gaurav Bahl Fast Algorithms for Optimal Two-description Scalar Quantizer Design. 42-51 2004 conf/dcc/2004 Data Compression Conference http://doi.ieeecomputersociety.org/10.1109/DCC.2004.1281449 db/conf/dcc/dcc2004.html#DumitrescuWB04