Geyer99'

@book{DBLP:books/infix/Geyer99,
  author    = {Werner Geyer},
  title     = {Das digital lecture board. Konzeption, Design und Entwicklung
               eines Whiteboards f{\"u}r synchrones Teleteaching},
  publisher = {Infix Verlag, St. Augustin, Germany},
  series    = {DISDBIS},
  volume    = {58},
  year      = {1999},
  isbn      = {3-89601-458-7},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}