TY - JOUR AU - A. Kh. Ghiyasi TI - Constants in inequalities for mean values of some periodic arithmetic functions JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2008 SP - 44 EP - 48 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2008_6_a7/ LA - ru ID - VMUMM_2008_6_a7 ER -