@article{geng_huang_tsai_2015, 
  title={Comment on "A three-loop radiative neutrino mass model with dark matter" [Phys. Lett. B 741 (2015) 163]}, 
  volume={745}, 
  DOI={10.1016/j.physletb.2015.04.034}, 
  publisher={Elsevier BV}, 
  author={Geng and Huang and Tsai}, 
  year={2015}
  }