%0 Journal Article %A A. I. Medianik %T Regular simplex inscribed into a cube, half-circulant Hadamard matrices and Gaussian sums %J Žurnal matematičeskoj fiziki, analiza, geometrii %D 2001 %P 58-81 %V 8 %N 1 %U http://geodesic.mathdoc.fr/item/JMAG_2001_8_1_a3/ %G ru %F JMAG_2001_8_1_a3