@article{05493547,
title = {An efficient implementation of Sugiyama's algorithm for layered graph drawing.},
journal = {Journal of Graph Algorithms and Applications},
volume = {9},
year = {2005},
pages = {305-325},
zbl = {1161.68824},
language = {en},
url = {http://dml.mathdoc.fr/item/05493547}
}
Eiglsperger, Markus; Siebenhaller, Martin; Kaufmann, Michael. An efficient implementation of Sugiyama's algorithm for layered graph drawing.. Journal of Graph Algorithms and Applications, Tome 9 (2005) pp. 305-325. http://gdmltest.u-ga.fr/item/05493547/