TY - JOUR AU - K. I. Beidar AU - A. V. Mikhalev TI - Orthogonal completeness and algebraic systems JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1985 SP - 51 EP - 95 VL - 40 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1985_40_6_a1/ LA - en ID - RM_1985_40_6_a1 ER -