1. Hans-Joachim Bunge,“Zur Darstellung Allgemeiner Texturen”, Z. Metallkde, 56:872–4, 1965.
2. Ryong-Joon Roe, “Description of Crystallite Orientation in Polycrystalline Materials. III. General Solution to Pole Figure Inversion,” J. Appl. Phys., 36: 2024–31, 1965.
3. Eugene P. Wigner, “Group Theory and Its Application to the Quantum Mechanics of Atomic Spectra”, English translation by J. J. Griffin, Academic Press, New York, 1959, pp. 157–70.
4. Stanley L. Lopata and Eric B. Kula, “A Reflection Method for Pole—Figure Determination”, Trans. AIME, 224: 865–6, 1962.
5. Hans—Joachim Bunge, “Mathematische Methoden der Texturanalyse”, Akademie-Verlag, Berlin, 1969, pp. 56–9.