@article{MAN_1897__49_157841,
     author = {H. Weber},
     title = {Ueber {Zahlengruppen} in algebraischen {K\"orpern}},
     journal = {Mathematische Annalen},
     pages = {83--100},
     publisher = {mathdoc},
     volume = {49},
     year = {1897},
     zbl = {28.0083.05},
     url = {http://geodesic.mathdoc.fr/item/MAN_1897__49_157841/}
}