TY - JOUR AU - Yu. N. Shteinikov TI - About one question about the set of rational numbers determined by the quotients of two subsets JO - Čebyševskij sbornik PY - 2024 SP - 154 EP - 157 VL - 25 IS - 4 UR - http://geodesic.mathdoc.fr/item/CHEB_2024_25_4_a9/ LA - ru ID - CHEB_2024_25_4_a9 ER -