TY - JOUR AU - V. V. Grushin TI - Asymptotic Behavior of Eigenvalues of the Laplace Operator in Thin Infinite Tubes JO - Matematičeskie zametki PY - 2009 SP - 687 EP - 701 VL - 85 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2009_85_5_a4/ LA - ru ID - MZM_2009_85_5_a4 ER -