Zheng, Wenjun, Luhsiang Yang, and Mengchiao Lee. “Vertical Alignment of Liquid Crytals on Polydimethylsiloxane Thin Films”. Photonics Letters of Poland 3, no. 1 (March 31, 2011): pp. 8–10. Accessed November 20, 2024. http://m.photonics.pl/PLP/index.php/letters/article/view/3-4.