%0 Journal Article %A S. Lachterman %T Exponentially convex functions on a cone in a Lie group %J Studia Mathematica %D 1966 %P 105-139 %V 27 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-27-2-105-139/ %R 10.4064/sm-27-2-105-139 %G en %F 10_4064_sm_27_2_105_139