@inproceedings{Petrie91,
  title = {Context Maintenance},
  author = {Charles J. Petrie},
  year = {1991},
  tags = {maintenance, context-aware},
  researchr = {https://researchr.org/publication/Petrie91},
  cites = {0},
  citedby = {0},
  pages = {288-295},
  booktitle = {AAAI},
}