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ISBN 5-03-000276-6
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1. Budden F. J., The Fascination of Groups, University Press, Cambridge, 1972.
2. . ., . . . - .: , 1972.
3. Hargittai /., Lengyel Gy., J. Chem. Educ, 61, 1033 (1984).
4. Peters .. Ott W. von Schnering HG., Angew. Chem. Int. Ed. Engl., 21, 697 (1982).
5. Tadokoro H., Structure of Crystalline Polymers, Wiley-lnterscience, New York, Chichester, Brisbane, etc., 1979.
6. Doty P., In: The Molecular Basis of Life, Haynes R. H., Hanewalt P. C, Eds., W. H. Freeman and Co., San Francisco and London, 1968.
7. Buerger M.J., Elementary Crystallography, An Introduction to the Fundamental Geometrical Features of Crystals (Fourth Printing), Wiley, New York, London, Sydney, 1967.
8. Hargittai /., Lengyel Gy., J. Chem. Educ., 62, 35 (1985).
9. MacGillavry . H., Symmetry Aspects of M. C. Escher's Periodic Drawings, Bohn, Scheltema and Holkema, Utrecht, 1976.
10. Brisse F., Can. Mineral., 19, 217 (1981).
11. Durski Z., Nowaczek H., Boniuk H., Twelfth International Congress of Crystallography, Collected Abstracts, Paper 20.1-08, p. C-352, Ottawa, 1981.
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