%0 Journal Article %A S. Bourne %T On positive Banach halfalgebras without identity %J Studia Mathematica %D 1962 %P 247-249 %V 22 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-22-2-247-249/ %R 10.4064/sm-22-2-247-249 %G en %F 10_4064_sm_22_2_247_249