@article{10_4064_aa_42_4_391_424,
     author = {Janusz Szmidt},
     title = {The {Selberg} trace formula for the {Picard} group {SL(2,} {Z[i])}},
     journal = {Acta Arithmetica},
     pages = {391--424},
     publisher = {mathdoc},
     volume = {42},
     number = {4},
     year = {1982},
     doi = {10.4064/aa-42-4-391-424},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-42-4-391-424/}
}