@ARTICLE{Zeng2012WCL,
  author  = {W. Zeng and C. Xiao and J. Lu},
  title   = {A Low-Complexity Design of Linear Precoding for {MIMO} Channels with Finite-Alphabet Inputs},
  journal = {IEEE Wireless Commun Letters},
  year    = {2012},
  volume  = {1},
  pages   = {38-41},
  number  = {1},
  month   = {Feb.},
}