Jin Akiyama, David Avis, Vasek Chvátal, Hiroshi Era. Balancing signed graphs. Discrete Applied Mathematics, 3(4):227-233, 1981. [doi]
@article{AkiyamaACE81,
title = {Balancing signed graphs},
author = {Jin Akiyama and David Avis and Vasek Chvátal and Hiroshi Era},
year = {1981},
doi = {10.1016/0166-218X(81)90001-9},
url = {http://dx.doi.org/10.1016/0166-218X(81)90001-9},
researchr = {https://researchr.org/publication/AkiyamaACE81},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {3},
number = {4},
pages = {227-233},
}