@misc{indiciae275bc00621b3,
  title = {A method for measuring precipitation parameters and raindrop size distributions using radar reflectivity and optical extinction},
  author = {Ulbrich, C. W. and Atlas, D.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780041924},
  note = {Source identifier: 19780041924}
}