| URL | 1/2000 |
|---|---|
| www.ralph-abraham.org | 4712 |
| www.vismath.org | 5313 |
| www.visual-chaos.org | 628 |
| www.visual-euclid.org | 380 |
| thales.vismath.org | 32,891 |
| www.webographics.com | 392 |
| www.yarrowstalk.com | 419 |
| Total | 44,735 |
| www.johndee.org | 9755 |
| www.aerialpress.com | 629 |
| www.trialogtue-press.com | 174 |
| dakota-books | 113 |
| Total | 10,673 |
|---|