@article{aboulker_radovanović_trotignon_vušković_2012, 
  title={Graphs That Do Not Contain a Cycle with a Node That Has at Least Two Neighbors on It}, 
  volume={26}, 
  DOI={10.1137/11084933x}, 
  publisher={Society for Industrial & Applied Mathematics (SIAM)}, 
  author={Aboulker and Radovanović and Trotignon and Vušković}, 
  year={2012}
  }