%0 Journal Article %A Jadhav, Dipak %A Deore, Rajendra %T A geometric construction for spectrally arbitrary sign pattern matrices and the $2n$-conjecture %J Czechoslovak Mathematical Journal %D 2023 %P 565-580 %V 73 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2023.0132-22/ %R 10.21136/CMJ.2023.0132-22 %G en %F 10_21136_CMJ_2023_0132_22