TY - JOUR AU - A. A. Tokova TI - On a~non-local boundary value problem for~loaded differential equation with characteristic form of~variable sign JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2011 SP - 40 EP - 45 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2011_2_a4/ LA - ru ID - VSGTU_2011_2_a4 ER -