TY - JOUR AU - S. A. Evdokimov AU - I. N. Ponomarenko TI - Characterization of cyclotomic schemes and normal Schur rings over a~cyclic group JO - Algebra i analiz PY - 2002 SP - 11 EP - 55 VL - 14 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_2002_14_2_a1/ LA - ru ID - AA_2002_14_2_a1 ER -