Bergel07'

@article{DBLP:journals/it/Bergel07,
  author    = {Alexandre Bergel},
  title     = {Classboxes - Controlling Visibility of Class Extensions
               (Classboxes - Kontrollierte Sichtbarkeit von Klassenerweiterungen)},
  journal   = {it - Information Technology},
  volume    = {49},
  number    = {4},
  year      = {2007},
  pages     = {260-},
  ee        = {http://dx.doi.org/10.1524/itit.2007.49.4.260},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}