REFERENCES
- Aristotle. 1961. Poetics, trans. S. H. Butcher. New York: Hill and Wang.
- Bain, I. 1992. Celtic Knotwork. New York: Sterling Publishing.
- Fisher, G. and B. Mellor. 2004. On the topology of celtic knot designs. In R. Sarhangi and C. S’equin (eds.) Proceedings of the Seventh Annual Bridges (Mathematical Connections in Art, Music and Science) Conference, pp. 37–44, Southwestern College, Winfield, Kansas, July 2004.
- Kinsey, L. C. and T. Moore. 2008. Symmetry, Shape, and Space. Hoboken, NJ: John Wiley & Sons.
- Meehan, A. 2008. Celtic Design: Knotwork. London, UK: Thames and Hudson.