TY - JOUR AU - B. M. Shirokov AU - L. A. Gromakovskaya TI - Distribution of values of the sum of unitary divisors in residue classes JO - Problemy analiza PY - 2016 SP - 31 EP - 44 VL - 5 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PA_2016_5_1_a2/ LA - en ID - PA_2016_5_1_a2 ER -