@article{DBLP:journals/amc/ZhuXY06,
  author    = {Wei Zhu and
               Daoyi Xu and
               Zhichun Yang},
  title     = {Global exponential stability of impulsive delay difference
               equation},
  journal   = {Applied Mathematics and Computation},
  volume    = {181},
  number    = {1},
  year      = {2006},
  pages     = {65-72},
  ee        = {http://dx.doi.org/10.1016/j.amc.2006.01.015},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}