Crystal structure of <a href="https://en.wikipedia.org/wiki/Lanthanum_trifluoride" class="extiw" title="en:Lanthanum trifluoride">en:Lanthanum trifluoride</a>
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Eigenes Werk (own work), data source: A. Zalkin and D. H. Templeton: Refinement of the trigonal crystal structure of lanthanum trifluoride with neutron diffraction data. In: Acta Cryst. (1985). B41, 91-93