TY - JOUR AU - O. N. Ageev TI - The spectral multiplicity function and geometric representations of interval exchange transformations JO - Sbornik. Mathematics PY - 1999 SP - 1 EP - 28 VL - 190 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1999_190_1_a0/ LA - en ID - SM_1999_190_1_a0 ER -