@article{MET_1967__11_175318,
     author = {H. Harders},
     title = {Stochastische {Approximation} der gr\"o{\ss}ten unwirksamen {Dosis}},
     journal = {Metrika},
     pages = {106--114},
     publisher = {mathdoc},
     volume = {11},
     year = {1967},
     url = {http://geodesic.mathdoc.fr/item/MET_1967__11_175318/}
}