Volume 2, No. 4 (2008)
Groups, Geometry, and Dynamics
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pp. 481–498 Finiteness of arithmetic hyperbolic reflection groupsIan AgolMikhail BelolipetskyPeter StormKevin Whyte
DOI 10.4171/GGD/47pp. 499–593 Entropy and isoperimetry for linear and non-linear group actionsMisha Gromov
DOI 10.4171/GGD/48pp. 595–617 Uniform non-amenability, cost, and the first -Betti numberRussell LyonsMikaël PichotStéphane Vassout
DOI 10.4171/GGD/49