TY - JOUR AU - I. A. Kulguskin TI - Involutions in the algebra of upper triangular matrices over the ring of algebraic integers of quadratic fields JO - Čebyševskij sbornik PY - 2023 SP - 85 EP - 111 VL - 24 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2023_24_5_a5/ LA - ru ID - CHEB_2023_24_5_a5 ER -