@inproceedings{bodil1989the,
  title={The iteration of cubic polynomials Part II: patterns and parapatterns},
  author={Bodil Branner, and John H. Hubbard},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203318908475476},
  booktitle={Acta Mathematica},
  volume={169},
  number={1},
  pages={229-325},
  year={1989},
}
             
            
                
Bodil Branner, and John H. Hubbard. The iteration of cubic polynomials Part II: patterns and parapatterns. 1989. Vol. 169. In Acta Mathematica. pp.229-325. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203318908475476.