Sala, Filip, and Mirosław A Karpierz. “Modeling of Light Propagation and Molecules Alignment in Nematic Liquid Crystals of Planar Orientation”. Photonics Letters of Poland 4, no. 1 (March 29, 2012): pp. 5–7. Accessed April 19, 2024. https://photonics.pl/PLP/index.php/letters/article/view/4-3.