@article{CRMATH_2003__337_4_223_0,
     author = {Dennis A. Hejhal},
     title = {On {Euler} products and multi-variate {Gaussians}},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {223--226},
     publisher = {Elsevier},
     volume = {337},
     number = {4},
     year = {2003},
     doi = {10.1016/S1631-073X(03)00344-3},
     language = {en},
}