@article{oai:tsukuba.repo.nii.ac.jp:00016046,
 author = {de, la Pena J.A. and Takane, M.},
 issue = {1},
 journal = {Tsukuba Journal of Mathematics},
 month = {Jun},
 pages = {193--200},
 title = {Some bounds for the spectral radius of a coxeter transformation},
 volume = {17},
 year = {1993}
}