Dan Archdeacon, Marisa Debowsky. A characterization of projective-planar signed graphs. Discrete Mathematics, 290(2/3):109-116, 2005. [doi]
@article{ArchdeaconD05,
title = {A characterization of projective-planar signed graphs},
author = {Dan Archdeacon and Marisa Debowsky},
year = {2005},
doi = {10.1016/j.disc.2004.09.007},
url = {http://dx.doi.org/10.1016/j.disc.2004.09.007},
tags = {planar graph, graph-rewriting, rewriting},
researchr = {https://researchr.org/publication/ArchdeaconD05},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {290},
number = {2/3},
pages = {109-116},
}