Parallel and cross-like domains due to d.c. and low frequency (< 2 Hz) electric fields in nematic liquid crystal layers with negative dielectric anisotropy H.P. Hinov et L.K. VistinJ. Phys. France, 40 3 (1979) 269-292DOI: https://doi.org/10.1051/jphys:01979004003026900
