@article{23523,
      author = {Jacobs, Rainer, and Mes, Peter, and Schricker, Gerhard,  and Raden, Lutz Van,},
      url = {http://tind.wipo.int/record/23523},
      title = {Festheft 50 Jahre Deutsches Patent- und Markenamt in  München /},
      recid = {23523},
      pages = {1 volume ([157] pages) ;},
}