Golovin, A., Shiyanovskii, S., & Lavrentovich, O. (2003). Fast Switching Dual-Frequency Liquid Crystal Optical Retarder, Driven by an Amplitude and Frequency Modulated Voltage (1–). Applied Physics Letters. https://doi.org/10.1063/1.1625114
Golovin, Andrii, Sergij Shiyanovskii, and Oleg Lavrentovich. 2003. “Fast Switching Dual-Frequency Liquid Crystal Optical Retarder, Driven by an Amplitude and Frequency Modulated Voltage”. Applied Physics Letters. https://doi.org/10.1063/1.1625114.
Golovin, Andrii, et al. Fast Switching Dual-Frequency Liquid Crystal Optical Retarder, Driven by an Amplitude and Frequency Modulated Voltage. Applied Physics Letters, 10 Nov. 2003, https://doi.org/10.1063/1.1625114.