Discreteness effects on the double-quadratic kink.

@article{TchofoDinda1992DiscretenessEO,
  title={Discreteness effects on the double-quadratic kink.},
  author={P TchofoDinda and Boesch and Coquet and Willis},
  journal={Physical review. B, Condensed matter},
  year={1992},
  volume={46 6},
  pages={3311-3325}
}