@article{JLT_2003_13_1_JLT_2003_13_1_a18,
     author = {M. Wuestner },
     title = {A {Connected} {Lie} {Group} {Equals} the {Square} of the {Exponential} {Function}},
     journal = {Journal of Lie theory},
     pages = {307--309},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2003},
     url = {http://geodesic.mathdoc.fr/item/JLT_2003_13_1_JLT_2003_13_1_a18/}
}