@article{CTT100793885,
  author = {Le Van Lich and Tinh Quoc Bui and Takahiro Shimada and Takayuki Kitamura and Trong-Giang Nguyen and Van-Hai Dinh},
  title = {Deterministic switching of polarization vortices in compositionally graded ferroelectrics using a mechanical field},
  journal = {Physical Review Applied},
  year = 2019,
}