@article{GDZPPN002033801,
title = {Triples, current graphs and biembeddings.},
journal = {Aequationes mathematicae},
volume = {25},
year = {1982},
pages = {230-242},
zbl = {0519.05025},
url = {http://dml.mathdoc.fr/item/GDZPPN002033801}
}
Anderson, Ian. Triples, current graphs and biembeddings.. Aequationes mathematicae, Tome 25 (1982) pp. 230-242. http://gdmltest.u-ga.fr/item/GDZPPN002033801/