@article{10_4064_aa135_1_2,
     author = {J. Kaczorowski and A. Perelli},
     title = {A measure-theoretic approach to the invariants of
 the {Selberg} class},
     journal = {Acta Arithmetica},
     pages = {19--30},
     publisher = {mathdoc},
     volume = {135},
     number = {1},
     year = {2008},
     doi = {10.4064/aa135-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa135-1-2/}
}