@article{MET_1959__2_175046,
     author = {Wolff},
     title = {Lehrbuch der {Industriestatistik} {Sawinski,} {D.W.}},
     journal = {Metrika},
     pages = {79--81},
     publisher = {mathdoc},
     volume = {2},
     year = {1959},
     url = {http://geodesic.mathdoc.fr/item/MET_1959__2_175046/}
}