TY - JOUR AU - G. V. Kalachev AU - S. Yu. Sadov TI - An existence criterion for maximizers of convolution operators in $L_1(\mathbb{R}^n)$ JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2021 SP - 17 EP - 22 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2021_4_a2/ LA - ru ID - VMUMM_2021_4_a2 ER -