01030nam a2200301 i 450099100096446970753620020507180716.0990113s1974 de ||| | fre 3540069674b10782096-39ule_instLE01304976ExLDip.to Matematicaeng512.2AMS 20EPoénaru, Valentin344699Groupes discrets /Valentin PoénaruBerlin ; New York :Springer-Verlag,1974216 p. :ill. ;25 cmLecture notes in mathematics,0075-8434 ;421Includes bibliographical referencesAlgebraic topologyDiscrete groups.b1078209623-02-1728-06-02991000964469707536LE013 20E POE11 (1974)12013000107066le013-E0.00-l- 00000.i1088180328-06-02Groupes discrets81367UNISALENTOle01301-01-99ma -frede 01