@article{102262,
author = {Bohdan Zelinka},
title = {A remark on signed posets and signed graphs},
journal = {Czechoslovak Mathematical Journal},
volume = {38},
year = {1988},
pages = {673-676},
zbl = {0679.05067},
mrnumber = {962910},
language = {en},
url = {http://dml.mathdoc.fr/item/102262}
}
Zelinka, Bohdan. A remark on signed posets and signed graphs. Czechoslovak Mathematical Journal, Tome 38 (1988) pp. 673-676. http://gdmltest.u-ga.fr/item/102262/
Signed posets, CMS. D.J.C. v. 3- 10 (1983). (1983) | MR 0845035