TY - JOUR AU - A. G. Chentsov TI - Attraction sets in abstract attainability problems: equivalent representations and basic properties JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2013 SP - 33 EP - 50 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2013_11_a2/ LA - ru ID - IVM_2013_11_a2 ER -