@article{GDZPPN002456125,
title = {Minimum Variance Unbiased Estimation of Left Truncated Multivariate Power Series Distributions.},
journal = {Metrika},
volume = {25},
year = {1978},
pages = {209-218},
zbl = {0391.62021},
url = {http://dml.mathdoc.fr/item/GDZPPN002456125}
}
Shah, S.M.; Patel, S.R. Minimum Variance Unbiased Estimation of Left Truncated Multivariate Power Series Distributions.. Metrika, Tome 25 (1978) pp. 209-218. http://gdmltest.u-ga.fr/item/GDZPPN002456125/