A spectral version of Mantel's theorem

Mingqing Zhai, Jinlong Shu. A spectral version of Mantel's theorem. Discrete Mathematics, 345(1):112630, 2022. [doi]

@article{ZhaiS22,
  title = {A spectral version of Mantel's theorem},
  author = {Mingqing Zhai and Jinlong Shu},
  year = {2022},
  doi = {10.1016/j.disc.2021.112630},
  url = {https://doi.org/10.1016/j.disc.2021.112630},
  researchr = {https://researchr.org/publication/ZhaiS22},
  cites = {0},
  citedby = {0},
  journal = {Discrete Mathematics},
  volume = {345},
  number = {1},
  pages = {112630},
}