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https://digital.zlb.de/viewer/metadata/1335253947/1/ Eigenpairs of adjacency matrices of balanced signed graphs / Chen, Mei-Qin (CC BY) - Digitale... adjacency matrices signed graphs cc by eigenpairs balanced https://ac.tuwien.ac.at/publication/signed-double-roman-domination-on-cubic-graphs/ Signed Double Roman Domination on Cubic Graphs | AC Group | TU Wien Jan 1, 2024 - *Applied Mathematics and Computation*, volume 471, pages 128612, 2024, Elsevier. roman domination cubic graphs tu wien signed double