TY - JOUR AU - D. N. Ivanov TI - Balanced systems of primitive idempotents in matrix algebras JO - Sbornik. Mathematics PY - 2000 SP - 543 EP - 565 VL - 191 IS - 4 UR - http://geodesic.mathdoc.fr/item/SM_2000_191_4_a3/ LA - en ID - SM_2000_191_4_a3 ER -