@misc{Dahan09,
  title = {Don't Delete, Just Don't},
  author = {Udi Dahan},
  year = {2009},
  month = {September},
  tags = {semantics, meta-model, modeling, database, Meta-Environment},
  researchr = {https://researchr.org/publication/Dahan09},
  cites = {0},
  citedby = {0},
  howpublished = {http://www.udidahan.com/2009/09/01/dont-delete-just-dont/},
}