TY - JOUR AU - A. I. Medianik TI - Antipodal $n$-angles inscribed into the regular $(2n-1)$-angle and half-circulant Hadamard matrices of order $4n$ JO - Žurnal matematičeskoj fiziki, analiza, geometrii PY - 2004 SP - 45 EP - 66 VL - 11 IS - 1 UR - http://geodesic.mathdoc.fr/item/JMAG_2004_11_1_a2/ LA - ru ID - JMAG_2004_11_1_a2 ER -