@misc{indiciaeecce90e410b4,
  title = {Using radar imagery for drop discrimination - A statistical and conditional probability study},
  author = {Caspall, F. and Haralick, R. M. and Simonett, D. S.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700055121},
  note = {Source identifier: 19700055121}
}