1. Alternants and continuous groups;Baker,1905
2. Idempotents for the free Lie algebra and q-enumeration;Bergeron,1990
3. A basis construction for free Lie algebras;Blessenohl;Exposition. Math.,1993
4. The free Lie ring and representations of the full linear group;Brandt;Trans. Amer. Math. Soc.,1944
5. On a law of combination of operators bearing on the theory of continuous transformation groups;Campbell,1897