@article{JLT_1999__9_1_229910,
     author = {Richter, David A.},
     title = {-gradations of {Lie} algebras and infinitesimal generators.},
     journal = {Journal of Lie Theory},
     pages = {113},
     publisher = {mathdoc},
     volume = {9},
     number = {1},
     year = {1999},
     zbl = {0922.22004},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/JLT_1999__9_1_229910/}
}