TY - JOUR AU - Yu. I. Sirotin TI - Integral rational bases of tensor invariants of crystallographic groups JO - Doklady Akademii Nauk PY - 1963 SP - 564 EP - 566 VL - 151 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_151_3_a23/ LA - ru ID - DAN_1963_151_3_a23 ER -