TY - JOUR AU - V. G. Fayans TI - Group of quotients of the semigroup of nonsingular matrices with nonnegative elements JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1973 VL - 28 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1973_28_6_a25/ LA - ru ID - RM_1973_28_6_a25 ER -