@article{GDZPPN002422387, title = {Relative Commutants in Compact Convex Sets and Banach Spaces.}, journal = {Mathematische Zeitschrift}, volume = {166}, year = {1979}, pages = {25-36}, zbl = {0386.46053}, url = {http://dml.mathdoc.fr/item/GDZPPN002422387} }
Batty, Charles J.K. Relative Commutants in Compact Convex Sets and Banach Spaces.. Mathematische Zeitschrift, Tome 166 (1979) pp. 25-36. http://gdmltest.u-ga.fr/item/GDZPPN002422387/