@article{ZouThielRomanoetal.2006,
  author    = {Yong Zou and M. Thiel and Maria Carmen Romano and J{\"u}rgen Kurths and Q. Bi},
  title     = {Shrimp structure and associated dynamics in parametrically excited oscillators},
  journal   = {International journal of bifurcation and chaos : in applied sciences and engineering},
  volume    = {16},
  number    = {12},
  pages     = {3567 -- 3579},
  doi       = {10.1142/S0218127406016987},
  year      = {2006},
}