@misc{indiciae1db3bbbebb80,
  title = {A unification of Cramer-Rao type bounds},
  author = {Rife, D. C. and Goldstein, M. and Boorstyn, R. R.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750046985},
  note = {Source identifier: 19750046985}
}