@article{IM_1987__87_143426, author = {H. Iwaniec}, title = {Fourier coefficients of modular forms of half-integral weight.}, journal = {Inventiones mathematicae}, pages = {385--402}, year = {1987}, volume = {87}, zbl = {0606.10017}, url = {http://geodesic.mathdoc.fr/item/IM_1987__87_143426/} }