%0 Journal Article %A Mehmet Açıkgöz %T Some Results About Best and 2-Best Approximation on 2-Structures %J Mathematica Moravica %D 2009 %P 1 - 11 %V 13 %N 1 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/MM3_2009_13_1_a0/ %F MM3_2009_13_1_a0