TY - JOUR AU - D. A. Mit'kin TI - On estimates and asymptotic formulas for rational trigonometric sums that are almost complete JO - Sbornik. Mathematics PY - 1985 SP - 513 EP - 532 VL - 50 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1985_50_2_a12/ LA - en ID - SM_1985_50_2_a12 ER -