@article{10_4064_sm_27_2_105_139,
     author = {S. Lachterman},
     title = {Exponentially convex functions on a cone in a {Lie} group},
     journal = {Studia Mathematica},
     pages = {105--139},
     publisher = {mathdoc},
     volume = {27},
     number = {2},
     year = {1966},
     doi = {10.4064/sm-27-2-105-139},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-27-2-105-139/}
}