@article{JMAG_2004_11_1_a2,
     author = {A. I. Medianik},
     title = {Antipodal $n$-angles inscribed into the regular $(2n-1)$-angle and half-circulant {Hadamard} matrices of order~$4n$},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {45--66},
     year = {2004},
     volume = {11},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/JMAG_2004_11_1_a2/}
}