References
- Comsa , R . Rasta Stool, design by Radu Comsa. . Available at http://www.raducomsa.ro/furniture/full_rs.html (accessed 12 January 2010)
- Henderson , DW and Taimiņa , D . 2001 . Crocheting the hyperbolic plane . Math. Intelligencer , 23 : 17 – 28 .
- Osinga , HM and Krauskopf , B . 2004 . Crocheting the Lorenz manifold . Math. Intelligencer , 26 : 25 – 37 .