@article{10_4064_aa116_1_7,
     author = {Emre Alkan and Alexandru Zaharescu},
     title = {Nonvanishing of {Fourier} coefficients
 of newforms in progressions},
     journal = {Acta Arithmetica},
     pages = {81--98},
     publisher = {mathdoc},
     volume = {116},
     number = {1},
     year = {2005},
     doi = {10.4064/aa116-1-7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa116-1-7/}
}