@article{MET_1972__19_175560,
     author = {K. Trautmann},
     title = {Grundlagen der {Elementarstatistik} {\^A?} {Beschreibende} {Verfahren} - {Billeter,} {E.P.}},
     journal = {Metrika},
     pages = {234--235},
     publisher = {mathdoc},
     volume = {19},
     year = {1972},
     url = {http://geodesic.mathdoc.fr/item/MET_1972__19_175560/}
}