Polymerakis, Panagiotis Max Planck Institute for Mathematics, Max Planck Society;
https://doi.org/10.1016/j.aim.2020.107552 (Publisher version)
https://doi.org/10.48550/arXiv.1906.11723 (Preprint)
MPIM Preprint series 2019-40.pdf (Preprint), 255KB
Polymerakis, P. (2021). Positive harmonic functions on groups and covering spaces. Advances in Mathematics, 379: 107552. doi:10.1016/j.aim.2020.107552.