%0 Journal Article %A Srivastav, Anand %T Extreme Points of Positive Functionals and Spectral States on Real Banach Algebras %J Canadian journal of mathematics %D 1992 %P 856-866 %V 44 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1992-051-9/ %R 10.4153/CJM-1992-051-9 %F 10_4153_CJM_1992_051_9