@article{CMH_1956__31_139137,
     author = {Hans Petersson},
     title = {\"Uber {Eisensteinsche} {Reihen} und automorphe {Formen} von der {Dimension} - 1.},
     journal = {Commentarii mathematici Helvetici},
     pages = {111--144},
     publisher = {mathdoc},
     volume = {31},
     year = {1956},
     zbl = {0072.08503},
     url = {http://geodesic.mathdoc.fr/item/CMH_1956__31_139137/}
}