First optical observation of Kossel diagrams in chiral smectic phases H.-S. Kitzerow, G. Heppke, H. Schmid, B. Jérôme et P. PieranskiJ. Phys. France, 51 18 (1990) 2087-2099DOI: https://doi.org/10.1051/jphys:0199000510180208700
