@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},
}