@article{JRAM_1973__258_151285,
     author = {J.W. Neuberger},
     title = {Lie generators for one parameter semigroups of transformations.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {133--136},
     publisher = {mathdoc},
     volume = {258},
     year = {1973},
     zbl = {0252.47073},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1973__258_151285/}
}