@article{10_4064_am_18_2_225_229,
     author = {A. Styszy\'nski},
     title = {On minimax estimation of the parameter in the {P\'olya} urn scheme},
     journal = {Applicationes Mathematicae},
     pages = {225--229},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {1983},
     doi = {10.4064/am-18-2-225-229},
     zbl = {0569.62004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-18-2-225-229/}
}