TY - JOUR AU - A. A. Bityurin AU - V. K. Manzhosov TI - Longitudinal Impact on Rigid Barrier Homogeneous and Stepped Bar is Lowered Longitudinal Stiffness JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2010 SP - 285 EP - 290 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2010_5_a33/ LA - ru ID - VSGTU_2010_5_a33 ER -