@article{rodriguez-villegas_2002, 
  title={On the zeros of certain polynomials}, 
  volume={130}, 
  DOI={10.1090/s0002-9939-02-06454-7}, 
  publisher={American Mathematical Society (AMS)}, 
  author={Rodriguez-Villegas, Fernando}, 
  year={2002}, 
  month={Feb}
  }