David C. Rife, M. Goldstein, Robert Boorstyn. A unification of Cramér-Rao type bounds (Corresp.). IEEE Transactions on Information Theory, 21(3):330-332, 1975. [doi]
@article{RifeGB75,
title = {A unification of Cramér-Rao type bounds (Corresp.)},
author = {David C. Rife and M. Goldstein and Robert Boorstyn},
year = {1975},
doi = {10.1109/TIT.1975.1055379},
url = {http://dx.doi.org/10.1109/TIT.1975.1055379},
researchr = {https://researchr.org/publication/RifeGB75},
cites = {0},
citedby = {0},
journal = {IEEE Transactions on Information Theory},
volume = {21},
number = {3},
pages = {330-332},
}