@misc{indiciaec91f08191142,
  title = {Multiple directed graph large-class multi-spectral processor},
  author = {Casasent, David and Liu, Shiaw-Dong and Yoneyama, Hideyuki},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19890053067},
  note = {Source identifier: 19890053067}
}