@misc{indiciae6b21f03ab29b,
  title = {Design of Spacecraft Missions to Remove Multiple Orbital Debris Objects},
  author = {Barbee, Brent W. and Alfano, Salvatore and Pinon, Elfego and Gold, Kenn and Gaylor, David},
  year = {2012},
  url = {https://ntrs.nasa.gov/citations/20120008259},
  note = {Source identifier: 20120008259}
}