William A. Gardner. Likelihood sensitivity and the Cramér-Rao bound (Corresp.). IEEE Transactions on Information Theory, 25(4):491, 1979. [doi]
@article{Gardner79, title = {Likelihood sensitivity and the Cramér-Rao bound (Corresp.)}, author = {William A. Gardner}, year = {1979}, doi = {10.1109/TIT.1979.1056053}, url = {http://dx.doi.org/10.1109/TIT.1979.1056053}, researchr = {https://researchr.org/publication/Gardner79}, cites = {0}, citedby = {0}, journal = {IEEE Transactions on Information Theory}, volume = {25}, number = {4}, pages = {491}, }