Jun Lin 0001 Jin Sha 0001 Zhongfeng Wang 0001 Li Li 0003 An improved min-sum based column-layered decoding algorithm for LDPC codes. 238-242 2009 SiPS https://doi.org/10.1109/SIPS.2009.5336258 conf/sips/2009 db/conf/sips/sips2009.html#LinSWL09