@article{MAN_1962__148_160999,
     author = {U. Christian},
     title = {\"Uber {Hilbert-Siegelsche} {Modulformen} und {Poincar\'esche} {Reihen.}},
     journal = {Mathematische Annalen},
     pages = {257--307},
     publisher = {mathdoc},
     volume = {148},
     year = {1962},
     zbl = {0141.27601},
     url = {http://geodesic.mathdoc.fr/item/MAN_1962__148_160999/}
}