@article{MET_1962__5_175130,
     author = {F. Ferschl},
     title = {Fachkr\"afte und {Lehrlingsquoten} im {Handwerk.}},
     journal = {Metrika},
     pages = {62--62},
     publisher = {mathdoc},
     volume = {5},
     year = {1962},
     url = {http://geodesic.mathdoc.fr/item/MET_1962__5_175130/}
}