TY - JOUR AU - A. A. Skorobagatko TI - Torsion of cylindrical shafts with circular grooves JO - Doklady Akademii Nauk PY - 1958 SP - 896 EP - 898 VL - 119 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1958_119_5_a14/ LA - ru ID - DAN_1958_119_5_a14 ER -