PSL(2) over imaginary quadratic integers
Journées arithmétiques - Metz, 1981, Astérisque no. 94  (1982), p. 43-60
@incollection{AST_1982__94__43_0,
     author = {Elstrodt, J. and Grunewald, F. and Mennicke, J.},
     title = {$PSL(2)$ over imaginary quadratic integers},
     booktitle = {Journ\'ees arithm\'etiques - Metz, 1981},
     author = {Collectif},
     series = {Ast\'erisque},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {94},
     year = {1982},
     pages = {43-60},
     zbl = {0522.10016},
     language = {en},
     url = {http://www.numdam.org/item/AST_1982__94__43_0}
}
Elstrodt, J.; Grunewald, F.; Mennicke, J. $PSL(2)$ over imaginary quadratic integers, in Journées arithmétiques - Metz, 1981, Astérisque, no. 94 (1982), pp. 43-60. http://www.numdam.org/item/AST_1982__94__43_0/

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