%0 Journal Article %A A. G. Chentsov %T To question about realization of attraction elements in abstract attainability problems %J Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki %D 2015 %P 212-229 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VUU_2015_25_2_a5/ %G ru %F VUU_2015_25_2_a5