@article{JLT_2015_25_2_JLT_2015_25_2_a5,
     author = {B. Casselman},
     title = {On {Chevalley's} {Formula} for {Structure} {Constants}},
     journal = {Journal of Lie theory},
     pages = {431--441},
     year = {2015},
     volume = {25},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/JLT_2015_25_2_JLT_2015_25_2_a5/}
}