@article{MET_1985__32_175981,
     author = {B. Arnold},
     title = {Kostenoptimale {Pr\"ufpl\"ane} bei einem {Problem} mit drei m\"oglichen {Entscheidungen.}},
     journal = {Metrika},
     pages = {1--14},
     publisher = {mathdoc},
     volume = {32},
     year = {1985},
     zbl = {0563.62083},
     url = {http://geodesic.mathdoc.fr/item/MET_1985__32_175981/}
}