Selection rules for the space group of cuprite, the symmetry points and lines
K. Olbrychski, R. Kolodziejski, Maciej Suffczynski, Herbert Willi Kunert · Journal de physique · 1976
The paper presents selection rules for the double space group O4 h of cuprite, i.e. decompositions of direct products of the irreducible representations in which one factor refers to a high symmetry point and the other to a symmetry line of the Brillouin zone.