TY - JOUR AU - P. N. Sorokin TI - Mean-value theorem of I.\,M.~Vinogradov for a trigonometric sum over Gaussian numbers JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2007 SP - 63 EP - 65 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2007_6_a12/ LA - ru ID - VMUMM_2007_6_a12 ER -