%0 Journal Article %A Takayuki Kihara %T Decomposing Borel functions using the Shore–Slaman join theorem %J Fundamenta Mathematicae %D 2015 %P 1-13 %V 230 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm230-1-1/ %R 10.4064/fm230-1-1 %G en %F 10_4064_fm230_1_1