@article{10.1007/s00440-009-0201-2, author = {Fribergh, Alexander and Gantert, Nina and Popov, Serguei}, title = {On slowdown and speedup of transient random walks in random environment}, journal = {Probability Theory and Related Fields}, year = {2010}, volume = {147}, number = {1-2}, pages = {43-88}, doi = {10.1007/s00440-009-0201-2}, }