Wang, H., Jin, M., Jarnagin, R., Bunning, T., Adams, W., Cull, B., Shi, Y., Kumar, S., & Samulski, E. (1996). Thermally Stable Nonlinear Optical Activity in a Smectic-A Liquid Crystal. Nature. https://doi.org/10.1038/384244a0
Wang, Hanlin, Moon Jin, Richard Jarnagin, Timothy Bunning, Wade Adams, Brian Cull, Yushan Shi, Satyendra Kumar, and Edward Samulski. 1996. “Thermally Stable Nonlinear Optical Activity in a Smectic-A Liquid Crystal”. Nature. https://doi.org/10.1038/384244a0.
Wang, H., M. Jin, R. Jarnagin, T. Bunning, W. Adams, B. Cull, Y. Shi, S. Kumar, and E. Samulski. Thermally Stable Nonlinear Optical Activity in a Smectic-A Liquid Crystal. Nature, 21 Nov. 1996, doi:10.1038/384244a0.