%0 Journal Article %A A. G. Chentsov %T Attraction sets in abstract attainability problems: equivalent representations and basic properties %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 2013 %P 33-50 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_2013_11_a2/ %G ru %F IVM_2013_11_a2