@inproceedings{Madhavji91,
  title = {The Prism Model of Changes},
  author = {Nazim H. Madhavji},
  year = {1991},
  url = {http://portal.acm.org/citation.cfm?id=256664.256750},
  tags = {meta-model, Meta-Environment},
  researchr = {https://researchr.org/publication/Madhavji91},
  cites = {0},
  citedby = {0},
  pages = {166-177},
  booktitle = {ICSE},
}