TY - JOUR AU - S. S. Vallander TI - Occupation times for countable Markov chains III. Chains on a tree with one branching point JO - Zapiski Nauchnykh Seminarov POMI PY - 1985 SP - 25 EP - 38 VL - 142 UR - http://geodesic.mathdoc.fr/item/ZNSL_1985_142_a1/ LA - ru ID - ZNSL_1985_142_a1 ER -