TY - JOUR AU - A. A. Korobov AU - O. A. Korobov TI - On the discriminant of a quadratic field with intermediate fractions of negative norm and the decomposability of its representing polynomial JO - Sibirskie èlektronnye matematičeskie izvestiâ PY - 2021 SP - 319 EP - 331 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SEMR_2021_18_1_a4/ LA - ru ID - SEMR_2021_18_1_a4 ER -