Xu, M., & Yang, D.-K. (1997). Dual Frequency Cholesteric Light Shutters (1–). Applied Physics Letters. https://doi.org/10.1063/1.118261
Xu, Ming, and Deng-Ke Yang. 1997. “Dual Frequency Cholesteric Light Shutters”. Applied Physics Letters. https://doi.org/10.1063/1.118261.
Xu, Ming, and Deng-Ke Yang. Dual Frequency Cholesteric Light Shutters. Applied Physics Letters, 10 Feb. 1997, https://doi.org/10.1063/1.118261.