@book{Sander2004,
  author    = {Sander, Volker},
  title     = {Networking Issues for Grid Infrastructure / Sander, Volker (ed.)},
  publisher = {Global Grid Forum},
  pages     = {52 S.},
  year      = {2004},
  language  = {en}
}
@book{Sander2004,
  author    = {Sander, Volker},
  title     = {Optical Network Infrastructure for Grid / Simeonidou, Dimitra ... (ed.)},
  publisher = {Global Grid Forum},
  pages     = {56 S.},
  year      = {2004},
  language  = {en}
}