@article{DachwaldMengaliQuartaetal.2012,
  author    = {Bernd Dachwald and Giovanni Mengali and Alessandrao A. Quarta and Malcolm Macdonald},
  title     = {Parametric Model and Optimal Control of Solar Sails with Optical Degradation},
  journal   = {Journal of guidance, control, and dynamics. 29 (2006), H. 5},
  pages     = {1170 -- 1178},
  year      = {2012},
}