%0 Journal Article %A V. E. Marenich %T Conjugation properties in incidence algebras %J Fundamentalʹnaâ i prikladnaâ matematika %D 2003 %P 111-123 %V 9 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2003_9_3_a7/ %G ru %F FPM_2003_9_3_a7