@article{05665846,
title = {On metro-line crossing minimization.},
journal = {Journal of Graph Algorithms and Applications},
volume = {14},
year = {2010},
pages = {75-96},
zbl = {1202.05090},
language = {en},
url = {http://dml.mathdoc.fr/item/05665846}
}
Argyriou, Evmorfia; Bekos, Michael A.; Kaufmann, Michael; Symvonis, Antonios. On metro-line crossing minimization.. Journal of Graph Algorithms and Applications, Tome 14 (2010) pp. 75-96. http://gdmltest.u-ga.fr/item/05665846/