@article{MET_1979__26_175789,
     author = {H. Vogt},
     title = {Unbiasedness of {Confidence} {Intervals} {Based} on {Galton's} {Statistic.}},
     journal = {Metrika},
     pages = {237--242},
     publisher = {mathdoc},
     volume = {26},
     year = {1979},
     zbl = {0416.62039},
     url = {http://geodesic.mathdoc.fr/item/MET_1979__26_175789/}
}