@article{NguyenR89,
  title = {Schema Evolution in Object-Oriented Database Systems},
  author = {Gia Toan Nguyen and Dominique Rieu},
  year = {1989},
  tags = {programming languages, object-oriented programming, design science, meta programming, data-flow language, classification, persistent, XML, XML Schema, language engineering, persistent object, software language engineering, design research, language design, data-flow programming, data-flow, software evolution, software engineering, writing, debugging, e-science, aspect oriented programming, programming, subject-oriented programming, database, change propagation, Meta-Environment, incremental, design, systematic-approach, feature-oriented programming, meta-objects, domain-specific language},
  researchr = {https://researchr.org/publication/NguyenR89},
  cites = {0},
  citedby = {0},
  journal = {Data \& Knowledge Engineering},
  volume = {4},
  number = {1},
  pages = {43-67},
}