TY - JOUR AU - Nguyen Manh Hung TI - The Neumann problem for nonstationary systems in tubular domains JO - Matematičeskie zametki PY - 1996 SP - 631 EP - 634 VL - 60 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1996_60_4_a20/ LA - ru ID - MZM_1996_60_4_a20 ER -