2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/139797We prove that a probability measure on a compact non-singular lamination by hyperbolic Riemann surfaces is harmonic if and only if it is the projection of a measure on the unit tangent bundle such that it is invariant under both the geodesic and the horocycle flows.Dynamical SystemsProbability37D40; 58J65text