@article{10_4064_aa145_1_3,
     author = {G. Molteni},
     title = {Multiplicity results for the functional equation of
 the {Dirichlet} $L$-functions},
     journal = {Acta Arithmetica},
     pages = {43--70},
     publisher = {mathdoc},
     volume = {145},
     number = {1},
     year = {2010},
     doi = {10.4064/aa145-1-3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa145-1-3/}
}