%0 Journal Article %A J. F. Feinstein %A H. Yang %T Regularity points and Jensen measures for $R(X)$ %J Studia Mathematica %D 2016 %P 1-15 %V 235 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4064/sm8351-7-2016/ %R 10.4064/sm8351-7-2016 %G en %F 10_4064_sm8351_7_2016