@inproceedings{DBLP:conf/webnet/ChristodoulouPSP99,
  author    = {Sotiris P. Christodoulou and
               Christos M. Papaterpos and
               Georgios D. Styliaras and
               Theodore S. Papatheodorou},
  title     = {An Evaluation Framework for Web-Based Document Directory
               Systems},
  booktitle = {WebNet},
  year      = {1999},
  pages     = {231-236},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}