@article{GDZPPN002284804,
title = {Zur Operatorentheorie der Modulformen n-ten Grades.},
journal = {Mathematische Annalen},
volume = {129},
year = {1955},
pages = {351-385},
zbl = {0073.30503},
url = {http://dml.mathdoc.fr/item/GDZPPN002284804}
}
Koecher, M. Zur Operatorentheorie der Modulformen n-ten Grades.. Mathematische Annalen, Tome 129 (1955) pp. 351-385. http://gdmltest.u-ga.fr/item/GDZPPN002284804/