@article{
  author = {mirsarraf, M.R., Hakkak, Mohammad, movaghar, movaghar},
  title = {Optimization of LZ78 compression algorithm in tracing location of mobile communication users},
  journal = {Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran},
  year = {2004},
  volume = {2},
  number = {1},
  pages = {3-14},
  doi = {}
}