@inproceedings{Harmelen88,
  title = {A Classification of Meta-level Architectures},
  author = {Frank van Harmelen},
  year = {1988},
  tags = {classification, meta-model, architecture, Meta-Environment, meta-objects},
  researchr = {https://researchr.org/publication/Harmelen88},
  cites = {0},
  citedby = {0},
  pages = {103-122},
  booktitle = {META},
}