@article{MAN_1975__215_162709,
     author = {H.L. Resnikoff},
     title = {Automorphic {Forms} of {Singular} {Weight} are {Singular} {Forms.}},
     journal = {Mathematische Annalen},
     pages = {173--194},
     publisher = {mathdoc},
     volume = {215},
     year = {1975},
     zbl = {0304.32019},
     url = {http://geodesic.mathdoc.fr/item/MAN_1975__215_162709/}
}