@article{JLT_2004_14_1_JLT_2004_14_1_a4,
     author = {S. B. Perkins and P. J. Rowley},
     title = {Lengths of {Involutions} in {Coxeter} {Groups}},
     journal = {Journal of Lie theory},
     pages = {069--071},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {2004},
     url = {http://geodesic.mathdoc.fr/item/JLT_2004_14_1_JLT_2004_14_1_a4/}
}