@inproceedings{n.1983random, title={Random walks on groups. Applications to Fuchsian groups}, author={N. Th. Varopoulos}, url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203519740278428}, booktitle={Arkiv for Matematik}, volume={23}, number={1}, pages={171-176}, year={1983}, }