%0 Journal Article %A G. S. Khovanskii %T Representation of the equation $f_1+f_2+f_3+f_4+f_5+f_6=0$ by a nomogram with an oriented transparent ruler %J Doklady Akademii Nauk %D 1961 %P 793-795 %V 138 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_138_4_a13/ %G ru %F DAN_1961_138_4_a13