Neil Robertson, Paul D. Seymour. Graph minors. IX. Disjoint crossed paths. Journal of Combinatorial Theory, Series A, 49(1):40-77, 1990. [doi]
@article{RobertsonS90,
title = {Graph minors. IX. Disjoint crossed paths},
author = {Neil Robertson and Paul D. Seymour},
year = {1990},
doi = {10.1016/0095-8956(90)90063-6},
url = {http://dx.doi.org/10.1016/0095-8956(90)90063-6},
tags = {graph-rewriting, rewriting},
researchr = {https://researchr.org/publication/RobertsonS90},
cites = {0},
citedby = {0},
journal = {Journal of Combinatorial Theory, Series A},
volume = {49},
number = {1},
pages = {40-77},
}