TY - JOUR AU - S. V. Lyudkovskii TI - Compact relationships between invariants of the unitary groups~$U(n)$ and power sums JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1988 SP - 316 EP - 320 VL - 75 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1988_75_2_a15/ LA - ru ID - TMF_1988_75_2_a15 ER -