TY - JOUR AU - V. I. Bezyaev TI - Asymptotics of the eigenvalues of hypoelliptic operators on a closed manifold JO - Sbornik. Mathematics PY - 1983 SP - 169 EP - 189 VL - 45 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1983_45_2_a1/ LA - en ID - SM_1983_45_2_a1 ER -