TY - JOUR AU - Elad Sayag AU - Yehuda Shalom TI - Entropy, ultralimits and the Poisson boundary JO - Groups, geometry, and dynamics PY - 2025 SP - 525 EP - 565 VL - 19 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4171/ggd/887/ DO - 10.4171/ggd/887 ID - 10_4171_ggd_887 ER -