@article{MET_1984__31_175941,
     author = {Ch.A. Charalambides},
     title = {Minimum {Variance} {Unbiased} {Estimation} for the {Zero} {Class.} {Truncated} {Bivariate} {Poisson} and {Logarithmic} {Series} {Distributions.}},
     journal = {Metrika},
     pages = {115--123},
     publisher = {mathdoc},
     volume = {31},
     year = {1984},
     zbl = {0529.62027},
     url = {http://geodesic.mathdoc.fr/item/MET_1984__31_175941/}
}