@article{10_4064_aa121_4_1,
     author = {D. Choi},
     title = {On values of a modular form on $\Gamma _0(N)$},
     journal = {Acta Arithmetica},
     pages = {299--311},
     publisher = {mathdoc},
     volume = {121},
     number = {4},
     year = {2006},
     doi = {10.4064/aa121-4-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa121-4-1/}
}