Annals of the Institute of Statistical Mathematics 1986. 38 (1) :35-44
.@article{CIS-66315, Author = {Akahira, Masafumi and Puri, Madan L. and Takeuchi, Kei}, Title = {Bhattacharyya bound of variances of unbiased estimators in nonregular cases}, Journal = {Annals of the Institute of Statistical Mathematics}, Volume = {38}, Number = {1}, Year = {1986}, Pages = {35--44}, Keywords = {Cramer-Rao bound} }