@article{CM_1954-1956__12__185_0,
     author = {Weier, Joseph},
     title = {Ein Approximationssatz},
     journal = {Compositio Mathematica},
     publisher = {Kraus Reprint},
     volume = {12},
     year = {1954-1956},
     pages = {185-216},
     zbl = {0071.38804},
     mrnumber = {76330},
     language = {de},
     url = {http://www.numdam.org/item/CM_1954-1956__12__185_0}
}

Weier, Josef. Ein Approximationssatz. Compositio Mathematica, Volume 12 (1954-1956) pp. 185-216. http://www.numdam.org/item/CM_1954-1956__12__185_0/