@article{dual-hoffman-bounds-for-the-stability-and-chromatic-numbers-based-on-semidefinite-programming,
  title = {{Dual Hoffman Bounds for the Stability and Chromatic Numbers Based on Semidefinite Programming}},
  author = {NB Proença and MK de Carli Silva and G Coutinho},
  year = {2021},
  journal = {SIAM Journal on Discrete Mathematics 2021},
  doi = {10.1137/19M1306427},
  eprint = {1910.05586},
  archivePrefix = {arXiv},
  url = {https://epubs.siam.org/doi/abs/10.1137/19M1306427}
}