@article{10_4171_dm_301,
     author = {Jean-Yves Charbonnel and Anne Moreau},
     title = {The index of centralizers of elements of reductive {Lie} algebras},
     journal = {Documenta mathematica},
     pages = {387--421},
     year = {2010},
     volume = {15},
     doi = {10.4171/dm/301},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/301/}
}