@misc{indiciaebd09e3c6c23e,
  title = {Segmentation, modeling and classification of the compact objects in a pile},
  author = {Gupta, Alok and Funka-Lea, Gareth and Wohn, Kwangyoen},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910034879},
  note = {Source identifier: 19910034879}
}