@inproceedings{Rod:ftdcs93,
  author = "Rodrigues, L. and Ver\'{\i}ssimo, P.",
  address = "Lisboa, Portugal",
  booktitle = "Proceedings of the 4th Workshop on Future Trends of Distributed Computing Systems",
  month = sep,
  pages = "54-61",
  title = "Replicated Object Management Using Group Technology",
  year = "1993"
}