@inproceedings{Singer98,
  title = {Practices of Software Maintenance},
  author = {Janice Singer},
  year = {1998},
  url = {http://computer.org/proceedings/icsm/8779/87790139abs.htm},
  tags = {maintenance},
  researchr = {https://researchr.org/publication/Singer98},
  cites = {0},
  citedby = {0},
  pages = {139-145},
  booktitle = {ICSM},
}