@misc{indiciaee6d486e440a5,
  title = {Pattern recognition- iv. sequential operations in digital picture processing},
  author = {Pfaltz, J. L. and Rosenfeld, A.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19650019588},
  note = {Source identifier: 19650019588}
}