@article{MET_1974__21_175635,
     author = {R. LUDWIG},
     title = {Bestimmung kostenoptimaler {Parameter} f\"ur den kontinuierlichen {Stichprobenplan} von {DODGE.}},
     journal = {Metrika},
     pages = {83--126},
     publisher = {mathdoc},
     volume = {21},
     year = {1974},
     zbl = {0282.62088},
     url = {http://geodesic.mathdoc.fr/item/MET_1974__21_175635/}
}