TY - JOUR AU - A. A. Bityurin TI - Mathematical modelling of loss of stability of system of step and homogeneous cores at blow about the rigid barrier Tymoshenko's method JO - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics PY - 2012 SP - 45 EP - 49 VL - 12 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ISU_2012_12_3_a6/ LA - ru ID - ISU_2012_12_3_a6 ER -