@ARTICLE{Jezequel99a,
  author = {J\'{e}z\'{e}quel, Jean-Marc},
  title = {Reifying Variants in Configuration Management},
  journal = {ACM Transaction on Software Engineering and Methodology},
  year = {1999},
  volume = {8},
  pages = {284--295},
  number = {3},
  month = jul
}