@article{10_4064_aa145_4_4,
     author = {Jordi Quer},
     title = {Dimensions of spaces of modular forms for $\Gamma _H(N)$},
     journal = {Acta Arithmetica},
     pages = {373--395},
     publisher = {mathdoc},
     volume = {145},
     number = {4},
     year = {2010},
     doi = {10.4064/aa145-4-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa145-4-4/}
}