@article{ZhongFuShanShanJiaQianetal.2003,
  author    = {Zhong-Fu, X. and Shan-Shan, M. and Jia-Qian, Z. and Xun-Lin, Q. and Ye-Wen, Z. and Gerhard, Reimund and K{\"u}nstler, Wolfgang},
  title     = {Piezoelectric activity and its stability of polytetrafluoroethylene (PTFE) films},
  year      = {2003},
  language  = {en}
}