| On the Symmetry of the Distribution of k-Crossings and k-Nestings in Graphs Recent countries visiting this post |  |
 | 7 | United States |
 | 1 | Canada |
 | 1 | Russian Federation |
| On the Symmetry of the Distribution of k-Crossings and k-Nestings in Graphs Recent countries visiting this post | |
| 7 | United States |
| 1 | Canada |
| 1 | Russian Federation |