%0 Journal Article %T Topological centers for an introverted subspace on a Banach algebra %A A. A. Khadem-Maboudi %J International Journal of Mathematical Analysis %D 2012 %I %U http://www.m-hikari.com/ijma/ijma-2012/ijma-25-28-2012/khademmaboudiIJMA25-28-2012.pdf