| Improving design-pattern identification: a new approach and an exploratory study Recent countries visiting this post |  |
 | 9 | United States |
 | 3 | |
 | 1 | China |
 | 1 | Russian Federation |
| Improving design-pattern identification: a new approach and an exploratory study Recent countries visiting this post | |
| 9 | United States |
| 3 | |
| 1 | China |
| 1 | Russian Federation |