@article{MET_1983__30_175874,
     author = {H. Schneeberger},
     title = {Deskriptive {Statistik} -  {Ferschl,} {F.}},
     journal = {Metrika},
     pages = {64--64},
     publisher = {mathdoc},
     volume = {30},
     year = {1983},
     url = {http://geodesic.mathdoc.fr/item/MET_1983__30_175874/}
}