Ping Luo, Harry Leib. Full-rate full-diversity space-time code for four-transmit-antenna systems. IEEE Transactions on Wireless Communications, 4(5):1974-1979, 2005. [doi]
@article{LuoL05:4,
  title = {Full-rate full-diversity space-time code for four-transmit-antenna systems},
  author = {Ping Luo and Harry Leib},
  year = {2005},
  doi = {10.1109/TWC.2005.853817},
  url = {http://dx.doi.org/10.1109/TWC.2005.853817},
  researchr = {https://researchr.org/publication/LuoL05%3A4},
  cites = {0},
  citedby = {0},
  journal = {IEEE Transactions on Wireless Communications},
  volume = {4},
  number = {5},
  pages = {1974-1979},
}