TY - JOUR AU - I. K. Lifanov AU - L. N. Poltavskii TI - Spaces of fractional quotients, discrete operators, and their applications.~II JO - Sbornik. Mathematics PY - 1999 SP - 1623 EP - 1687 VL - 190 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1999_190_11_a3/ LA - en ID - SM_1999_190_11_a3 ER -