@article{CTT100661851,
  author = {Sungmin Kang and Ha Nguyen and Shunpei Nakajima and Masatoshi Tokita and Junji Watanabe},
  title = {Biaxial and antiferroelectric structure of the orthogonal smectic phase of a bent-shaped molecule and helical structure in a chiral mixture system},
  journal = {Physical Review E},
  year = 2013,
}

@article{CTT100625595,
  author = {Ha Nguyen and Sungmin Kang and Masatoshi Tokita and Junji Watanabe},
  title = {Calamitic smectic A - polar smectic APA transition observed in bent molecules with large bent-angle central core of 4,6-dichlorobenzene and alkylthio terminal tail},
  journal = {Japanese Journal of Applied Physics},
  year = 2011,
}