TY - JOUR AU - Hideo Nagai TI - Ergodic control problems on the whole Euclidean space and convergence of symmetric diffusions. JO - Forum mathematicum PY - 1992 SP - 159 EP - 174 VL - 4 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FORUM_1992__4_6_141669/ ID - FORUM_1992__4_6_141669 ER -