00538nam a2200157Ia 4500 260908b |||||||| |||| 00| 0 eng d 3110175266 516 F331.DG Fenchel, Werner 27047 Discontinuous groups of isometries in the hyperbolic plane / Berlin: Walter de Gruyter, 2003 xxi, 364p. Bibl. Index. De Gruyter studies in Mathematics ; 29 27048 Nielsen, Jakob author. 27049 ddc BK 0 0 0 516_000000000000000_F331_DG 0 26492 ISI ISI 2004-04-06 HBA 466620.00 0 516 F331.DG DP26423 2019-02-14 00:00:00 BK Ord num:6547; Ord dt:2004-03-22 25038 25038