TY - JOUR AU - A. P. Karmazin TI - The Set of Pre-Ends and the Ideal Boundary of a Manifold without Boundary JO - Matematičeskie zametki PY - 2002 SP - 554 EP - 557 VL - 71 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2002_71_4_a6/ LA - ru ID - MZM_2002_71_4_a6 ER -