| On the non-existence of a maximal partial spread of size 76 in PG(3, 9) Recent countries visiting this post |  |
 | 3 | United States |
 | 1 | Russian Federation |
| On the non-existence of a maximal partial spread of size 76 in PG(3, 9) Recent countries visiting this post | |
| 3 | United States |
| 1 | Russian Federation |