Pentagram: Gwahaniaeth rhwng fersiynau
Cynnwys wedi'i ddileu Cynnwys wedi'i ychwanegu
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Llinell 23:
*[[Branko Grünbaum|Grünbaum, B.]] a G. C. Shephard; ''Tilings and Patterns'', [[Efrog Newydd]]: W. H. Freeman & Co., (1987), ISBN 0-7167-1193-1.
*[[Branko Grünbaum|Grünbaum, B.]]; Polyhedra with Hollow Faces, ''Proc of NATO-ASI Conference on Polytopes ... etc. (Toronto 1993)'', ed T. Bisztriczky et al., Kluwer Academic (1994) tud. 43-70.
* Hrant Arakelian. ''The History of the Pentagram'', Ch. 6 in ''Mathematics and History of the Golden Section'', tud.
== Dolenni allanol ==
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