%0 Journal Article %A I. I. Artamonova %T Multiplicative isomorphisms of incidence semialgebras %J Fundamentalʹnaâ i prikladnaâ matematika %D 1999 %P 1245-1250 %V 5 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_1999_5_4_a17/ %G ru %F FPM_1999_5_4_a17