@ARTICLE{
       Author = {Hughes, T. and Hyun, Y. and Liberles, D.}, 
       Title = {{Visualising very large phylogenetic trees in three dimensional hyperbolic space}},
       Journal = {BMC Bioinformatics}, 
       Volume = {5},
       Pages = {48},
       Month = {Apr},
       Year = {2004},
       Keywords = {visualization}
}