TY - JOUR AU - L. M. Kurshin TI - Cross-sectional shape of the rod with maximum torsional rigidity JO - Doklady Akademii Nauk PY - 1975 SP - 585 EP - 588 VL - 223 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_223_3_a18/ LA - ru ID - DAN_1975_223_3_a18 ER -