@article{NanthakumarLahmerZhuangetal.2015,
  author    = {S.S. Nanthakumar and Tom Lahmer and Xiaoying Zhuang and Goangseup Zi and Timon Rabczuk},
  title     = {Detection of material interfaces using a regularized level set method in piezoelectric structures},
  journal   = {Inverse Problems in Science and Engineering},
  year      = {2015},
}