Buyalo, Sergei Max Planck Institute for Mathematics, Max Planck Society;
Dranishnikov, Alexander N. Max Planck Institute for Mathematics, Max Planck Society;
Schroeder, Viktor Max Planck Institute for Mathematics, Max Planck Society;
Buyalo, S., Dranishnikov, A. N., & Schroeder, V. (2007). Embedding of hyperbolic groups into products of binary trees. Inventiones Mathematicae, 169(1), 153-192. doi:10.1007/s00222-007-0045-2.