IndexesDownload |
| Date | Update description |
| 2011-07-14 | Merged in "twist form" (T06538) |
| 2006-09-29 | Taken from the original Gold Book, published in version 1.0.0 of the XML Gold Book. |
| File | Revision | Date |
| C00964.xml | 10 | 2011-08-03T12:20:06 |
| C00964-1.svg | 5 | 2005-03-10T15:58:49 |