@misc{9438,
  author = {M. Atkinson and Dag Sj{\o}berg and Ron Morrison},
  title = {Managing Change in Persistent Object Systems},
  year = {1993},
  journal = {Proceedings of the First JSSST International Symposium on Object Technologies for Advanced Software},
  pages = {315-338},
  month = {4th-6th of November},
  publisher = {Springer-Verlag},
  address = {Kanazawa, Japan},
  isbn = {3-540-57342-9},
  editor = {S. Nishio and A. Yonezawa},
}