1. , , , and , Proc. 12th Internat. Conf. Phys. Semicond., Stuttgart 1974, B. G. Teubner, Stuttgart, 1974 (p. 945).
2. Excitation spectra of exciton luminescence in CdTe
3. On the origin of bound exciton lines in indium phosphide and gallium arsenide
4. See, for example, , and , Mécanique Quantique, Hermann, Paris 1973 (p. 1180).
5. See, For Example, Molecular Spectra and Molecular Structure, D. Van Nostrand, Princeton 1950.