TY - JOUR AU - Alice R. Trenholme TI - A Green's Function for Non-Homogegeous Random Walks on Free Products. JO - Mathematische Zeitschrift PY - 1988 SP - 425 EP - 442 VL - 199 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1988__199_1_173977/ ID - MZ_1988__199_1_173977 ER -