%0 Journal Article %A C. J. Read %T Normed “upper interval” algebras without nontrivial closed subalgebras %J Studia Mathematica %D 2005 %P 295-303 %V 171 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4064/sm171-3-6/ %R 10.4064/sm171-3-6 %G en %F 10_4064_sm171_3_6