@misc{a-lovasz-theta-parameter-and-theta-body-for-signed-graphs,
  title = {{A Lovász Theta Parameter and Theta Body for Signed Graphs}},
  author = {G Coutinho},
  year = {2026},
  eprint = {2608.01716},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2608.01716},
  note = {Preprint}
}