@incollection{DachwaldBoehnhardtBrojetal.2014,
  author    = {Bernd Dachwald and Herrmann Boehnhardt and Ulrich Broj and Ulrich R. M. E. Geppert and Jan Thimo Grundmann and Wolfgang Seboldt and Patric Seefeldt and Peter Spietz and Les Johnson and Ekkehard K{\"u}hrt and Stefano Mottola and Malcolm Macdonald and Colin R. McInnes and Massimiliano Vasile and Ruedeger Reinhard},
  title     = {Gossamer roadmap technology reference study for a multiple NEO Rendezvous Mission},
  booktitle = {Advances in solar sailing},
  isbn      = {978-3-642-34906-5 (Print) ; 978-3-642-34907-2 (E-Book)},
  year      = {2014},
}