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Xu, F., Heinz-Siegfried Kitzerow, and P. P. Crooker. “Electric-Field Effects on Nematic Droplets with Negative Dielectric Anisotropy.”https://doi.org/10.1103/physreva.46.6535__Physical Review A 46, no. 10 (1992): 6535–40.https://doi.org/10.1103/physreva.46.6535 .

Kitzerow, Heinz-Siegfried, Henning Molsen, and Gerd Heppke. “Linear Electrooptic Effects in Polymerdispersed Ferroelectric Liquid Crystals.”https://doi.org/10.1063/1.106762__Applied Physics Letters 60, no. 25 (1992): 3093–95.https://doi.org/10.1063/1.106762 .

Kitzerow, Heinz-Siegfried, Henning Molsen, and Gerd Heppke. “Helical Unwinding in Polymer-Dispersed Ferroelectric Liquid Crystals.”https://doi.org/10.1002/pat.1992.220030506__Polymers for Advanced Technologies 3, no. 5 (1992): 231–35.https://doi.org/10.1002/pat.1992.220030506 .

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