@book{id_13458, author = "Campbell, James and Seeber, Günter and Witte, Bertold", title = "Kombination von Doppler-, Laser- und photographischen Beobachtungen in Satellitennetzen", year = "1973", address = "München", publisher = "Beck in Komm.", series = "DGK: Veröffentlichungen B: Angewandte Geodäsie", volume = "200.", }