@article{DachwaldSeboldtRichter2008,
  author    = {Bernd Dachwald and W. Seboldt and L. Richter},
  title     = {Multiple Rendezvous and Sample Return Missions to Near-Earth Asteroids Using Solar Sailcraft},
  journal   = {Proceedings of the Fifth IAA International Conference on Low Cost Planetary Missions : 24 - 26 September 2003, ESTEC, Noordwijk, the Netherlands / [comp. by R. A. Harris]},
  pages     = {351 -- 358},
  year      = {2008},
}