Strinić, A. I. Jović, D. M. Petrović, M. S. Timotijević, D. V. Aleksić, N. B. Belić, M. R. Media 14: Counterpropagating beams in nematic liquid crystals Originally published in Optics Express on 11 December 2006 (oe-14-25-12310) nematic;crystal;media;oe;Optics Express;11 December 2006;Counterpropagating 2006-12-11
    https://opticapublishing.figshare.com/articles/media/Media_14_Counterpropagating_beams_in_nematic_liquid_crystals/4935512
10.1364/OE.14.012310.m014