TY - JOUR AU - I. S. Borisov TI - An extremal property of self-normalized sums for symmetric random variables JO - Matematičeskie trudy PY - 2024 SP - 19 EP - 25 VL - 27 IS - 4 UR - http://geodesic.mathdoc.fr/item/MT_2024_27_4_a1/ LA - ru ID - MT_2024_27_4_a1 ER -