%0 Journal Article %A Xianglin Wei %A Wenhua Lang %A Ren Ding %T About Convex 4-Isosceles 7-Point Sets %J Matematičeskie zametki %D 2009 %P 797-800 %V 85 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2009_85_5_a16/ %G ru %F MZM_2009_85_5_a16