TY - JOUR AU - A. B. Beylin AU - L. S. Pulkina TI - A problem on vibration of a bar with unknown boundary condition on a part of the boundary JO - Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ PY - 2017 SP - 7 EP - 14 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGU_2017_2_a0/ LA - ru ID - VSGU_2017_2_a0 ER -